21132917856

素因数分解:

$2^5\times 3^2\times {\mathrm{127}}^1\times {\mathrm{577781}}^1$

素因数の和:577924

約数の個数: 72

約数和(自身を含む): 60570042624

約数和(自身を除く): 39437124768

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 127, 144, 254, 288, 381, 508, 762, 1016, 1143, 1524, 2032, 2286, 3048, 4064, 4572, 6096, 9144, 12192, 18288, 36576, 577781, 1155562, 1733343, 2311124, 3466686, 4622248, 5200029, 6933372, 9244496, 10400058, 13866744, 18488992, 20800116, 27733488, 41600232, 55466976, 73378187, 83200464, 146756374, 166400928, 220134561, 293512748, 440269122, 587025496, 660403683, 880538244, 1174050992, 1320807366, 1761076488, 2348101984, 2641614732, 3522152976, 5283229464, 7044305952, 10566458928, 21132917856]

約数ペア:

[(1, 21132917856), (2, 10566458928), (3, 7044305952), (4, 5283229464), (6, 3522152976), (8, 2641614732), (9, 2348101984), (12, 1761076488), (16, 1320807366), (18, 1174050992), (24, 880538244), (32, 660403683), (36, 587025496), (48, 440269122), (72, 293512748), (96, 220134561), (127, 166400928), (144, 146756374), (254, 83200464), (288, 73378187), (381, 55466976), (508, 41600232), (762, 27733488), (1016, 20800116), (1143, 18488992), (1524, 13866744), (2032, 10400058), (2286, 9244496), (3048, 6933372), (4064, 5200029), (4572, 4622248), (6096, 3466686), (9144, 2311124), (12192, 1733343), (18288, 1155562), (36576, 577781)]