21472584

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{31}}^2$

素因数の和:104

約数の個数: 144

約数和(自身を含む): 67921200

約数和(自身を除く): 46448616

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 19, 21, 24, 28, 31, 38, 42, 49, 56, 57, 62, 76, 84, 93, 98, 114, 124, 133, 147, 152, 168, 186, 196, 217, 228, 248, 266, 294, 372, 392, 399, 434, 456, 532, 588, 589, 651, 744, 798, 868, 931, 961, 1064, 1176, 1178, 1302, 1519, 1596, 1736, 1767, 1862, 1922, 2356, 2604, 2793, 2883, 3038, 3192, 3534, 3724, 3844, 4123, 4557, 4712, 5208, 5586, 5766, 6076, 6727, 7068, 7448, 7688, 8246, 9114, 11172, 11532, 12152, 12369, 13454, 14136, 16492, 18228, 18259, 20181, 22344, 23064, 24738, 26908, 28861, 32984, 36456, 36518, 40362, 47089, 49476, 53816, 54777, 57722, 73036, 80724, 86583, 94178, 98952, 109554, 115444, 127813, 141267, 146072, 161448, 173166, 188356, 219108, 230888, 255626, 282534, 346332, 376712, 383439, 438216, 511252, 565068, 692664, 766878, 894691, 1022504, 1130136, 1533756, 1789382, 2684073, 3067512, 3578764, 5368146, 7157528, 10736292, 21472584]

約数ペア:

[(1, 21472584), (2, 10736292), (3, 7157528), (4, 5368146), (6, 3578764), (7, 3067512), (8, 2684073), (12, 1789382), (14, 1533756), (19, 1130136), (21, 1022504), (24, 894691), (28, 766878), (31, 692664), (38, 565068), (42, 511252), (49, 438216), (56, 383439), (57, 376712), (62, 346332), (76, 282534), (84, 255626), (93, 230888), (98, 219108), (114, 188356), (124, 173166), (133, 161448), (147, 146072), (152, 141267), (168, 127813), (186, 115444), (196, 109554), (217, 98952), (228, 94178), (248, 86583), (266, 80724), (294, 73036), (372, 57722), (392, 54777), (399, 53816), (434, 49476), (456, 47089), (532, 40362), (588, 36518), (589, 36456), (651, 32984), (744, 28861), (798, 26908), (868, 24738), (931, 23064), (961, 22344), (1064, 20181), (1176, 18259), (1178, 18228), (1302, 16492), (1519, 14136), (1596, 13454), (1736, 12369), (1767, 12152), (1862, 11532), (1922, 11172), (2356, 9114), (2604, 8246), (2793, 7688), (2883, 7448), (3038, 7068), (3192, 6727), (3534, 6076), (3724, 5766), (3844, 5586), (4123, 5208), (4557, 4712)]