21454683516

素因数分解:

$2^2\times 3^4\times 7^2\times {\mathrm{47}}^1\times {\mathrm{28753}}^1$

素因数の和:28830

約数の個数: 180

約数和(自身を含む): 66634289568

約数和(自身を除く): 45179606052

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 47, 49, 54, 63, 81, 84, 94, 98, 108, 126, 141, 147, 162, 188, 189, 196, 252, 282, 294, 324, 329, 378, 423, 441, 564, 567, 588, 658, 756, 846, 882, 987, 1134, 1269, 1316, 1323, 1692, 1764, 1974, 2268, 2303, 2538, 2646, 2961, 3807, 3948, 3969, 4606, 5076, 5292, 5922, 6909, 7614, 7938, 8883, 9212, 11844, 13818, 15228, 15876, 17766, 20727, 26649, 27636, 28753, 35532, 41454, 53298, 57506, 62181, 82908, 86259, 106596, 115012, 124362, 172518, 186543, 201271, 248724, 258777, 345036, 373086, 402542, 517554, 603813, 746172, 776331, 805084, 1035108, 1207626, 1351391, 1408897, 1552662, 1811439, 2328993, 2415252, 2702782, 2817794, 3105324, 3622878, 4054173, 4226691, 4657986, 5405564, 5434317, 5635588, 7245756, 8108346, 8453382, 9315972, 9459737, 10868634, 12162519, 12680073, 16216692, 16302951, 16906764, 18919474, 21737268, 24325038, 25360146, 28379211, 32605902, 36487557, 37838948, 38040219, 48650076, 50720292, 56758422, 65211804, 66218159, 72975114, 76080438, 85137633, 109462671, 113516844, 114120657, 132436318, 145950228, 152160876, 170275266, 198654477, 218925342, 228241314, 255412899, 264872636, 340550532, 397308954, 437850684, 456482628, 510825798, 595963431, 766238697, 794617908, 1021651596, 1191926862, 1532477394, 1787890293, 2383853724, 3064954788, 3575780586, 5363670879, 7151561172, 10727341758, 21454683516]

約数ペア:

[(1, 21454683516), (2, 10727341758), (3, 7151561172), (4, 5363670879), (6, 3575780586), (7, 3064954788), (9, 2383853724), (12, 1787890293), (14, 1532477394), (18, 1191926862), (21, 1021651596), (27, 794617908), (28, 766238697), (36, 595963431), (42, 510825798), (47, 456482628), (49, 437850684), (54, 397308954), (63, 340550532), (81, 264872636), (84, 255412899), (94, 228241314), (98, 218925342), (108, 198654477), (126, 170275266), (141, 152160876), (147, 145950228), (162, 132436318), (188, 114120657), (189, 113516844), (196, 109462671), (252, 85137633), (282, 76080438), (294, 72975114), (324, 66218159), (329, 65211804), (378, 56758422), (423, 50720292), (441, 48650076), (564, 38040219), (567, 37838948), (588, 36487557), (658, 32605902), (756, 28379211), (846, 25360146), (882, 24325038), (987, 21737268), (1134, 18919474), (1269, 16906764), (1316, 16302951), (1323, 16216692), (1692, 12680073), (1764, 12162519), (1974, 10868634), (2268, 9459737), (2303, 9315972), (2538, 8453382), (2646, 8108346), (2961, 7245756), (3807, 5635588), (3948, 5434317), (3969, 5405564), (4606, 4657986), (5076, 4226691), (5292, 4054173), (5922, 3622878), (6909, 3105324), (7614, 2817794), (7938, 2702782), (8883, 2415252), (9212, 2328993), (11844, 1811439), (13818, 1552662), (15228, 1408897), (15876, 1351391), (17766, 1207626), (20727, 1035108), (26649, 805084), (27636, 776331), (28753, 746172), (35532, 603813), (41454, 517554), (53298, 402542), (57506, 373086), (62181, 345036), (82908, 258777), (86259, 248724), (106596, 201271), (115012, 186543), (124362, 172518)]