21671241844

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{2999}}^1$

素因数の和:3110

約数の個数: 144

約数和(自身を含む): 49512960000

約数和(自身を除く): 27841718156

約数列:

[1, 2, 4, 7, 14, 17, 19, 28, 34, 38, 47, 68, 76, 94, 119, 133, 188, 238, 266, 289, 323, 329, 476, 532, 578, 646, 658, 799, 893, 1156, 1292, 1316, 1598, 1786, 2023, 2261, 2999, 3196, 3572, 4046, 4522, 5491, 5593, 5998, 6251, 8092, 9044, 10982, 11186, 11996, 12502, 13583, 15181, 20993, 21964, 22372, 25004, 27166, 30362, 38437, 41986, 50983, 54332, 56981, 60724, 76874, 83972, 95081, 101966, 106267, 113962, 140953, 153748, 190162, 203932, 212534, 227924, 258077, 281906, 356881, 380324, 398867, 425068, 516154, 563812, 713762, 797734, 866711, 968677, 986671, 1032308, 1427524, 1595468, 1733422, 1806539, 1937354, 1973342, 2396201, 2678107, 3466844, 3613078, 3874708, 3946684, 4792402, 5356214, 6066977, 6780739, 7226156, 9584804, 10712428, 12133954, 13561478, 16467509, 16773407, 18746749, 24267908, 27122956, 32935018, 33546814, 37493498, 40735417, 45527819, 65870036, 67093628, 74986996, 81470834, 91055638, 115272563, 162941668, 182111276, 230545126, 285147919, 318694733, 461090252, 570295838, 637389466, 773972923, 1140591676, 1274778932, 1547945846, 3095891692, 5417810461, 10835620922, 21671241844]

約数ペア:

[(1, 21671241844), (2, 10835620922), (4, 5417810461), (7, 3095891692), (14, 1547945846), (17, 1274778932), (19, 1140591676), (28, 773972923), (34, 637389466), (38, 570295838), (47, 461090252), (68, 318694733), (76, 285147919), (94, 230545126), (119, 182111276), (133, 162941668), (188, 115272563), (238, 91055638), (266, 81470834), (289, 74986996), (323, 67093628), (329, 65870036), (476, 45527819), (532, 40735417), (578, 37493498), (646, 33546814), (658, 32935018), (799, 27122956), (893, 24267908), (1156, 18746749), (1292, 16773407), (1316, 16467509), (1598, 13561478), (1786, 12133954), (2023, 10712428), (2261, 9584804), (2999, 7226156), (3196, 6780739), (3572, 6066977), (4046, 5356214), (4522, 4792402), (5491, 3946684), (5593, 3874708), (5998, 3613078), (6251, 3466844), (8092, 2678107), (9044, 2396201), (10982, 1973342), (11186, 1937354), (11996, 1806539), (12502, 1733422), (13583, 1595468), (15181, 1427524), (20993, 1032308), (21964, 986671), (22372, 968677), (25004, 866711), (27166, 797734), (30362, 713762), (38437, 563812), (41986, 516154), (50983, 425068), (54332, 398867), (56981, 380324), (60724, 356881), (76874, 281906), (83972, 258077), (95081, 227924), (101966, 212534), (106267, 203932), (113962, 190162), (140953, 153748)]