21563654892

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{223}}^1\times {\mathrm{3583}}^1$

素因数の和:3999

約数の個数: 96

約数和(自身を含む): 54758473728

約数和(自身を除く): 33194818836

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 173, 223, 346, 446, 519, 669, 692, 892, 1038, 1338, 2076, 2249, 2676, 2899, 3583, 4498, 5798, 6747, 7166, 8697, 8996, 10749, 11596, 13494, 14332, 17394, 21498, 26988, 34788, 38579, 42996, 46579, 77158, 93158, 115737, 139737, 154316, 186316, 231474, 279474, 462948, 501527, 558948, 619859, 799009, 1003054, 1239718, 1504581, 1598018, 1859577, 2006108, 2397027, 2479436, 3009162, 3196036, 3719154, 4794054, 6018324, 7438308, 8058167, 9588108, 10387117, 16116334, 20774234, 24174501, 31161351, 32232668, 41548468, 48349002, 62322702, 96698004, 124645404, 138228557, 276457114, 414685671, 552914228, 829371342, 1658742684, 1796971241, 3593942482, 5390913723, 7187884964, 10781827446, 21563654892]

約数ペア:

[(1, 21563654892), (2, 10781827446), (3, 7187884964), (4, 5390913723), (6, 3593942482), (12, 1796971241), (13, 1658742684), (26, 829371342), (39, 552914228), (52, 414685671), (78, 276457114), (156, 138228557), (173, 124645404), (223, 96698004), (346, 62322702), (446, 48349002), (519, 41548468), (669, 32232668), (692, 31161351), (892, 24174501), (1038, 20774234), (1338, 16116334), (2076, 10387117), (2249, 9588108), (2676, 8058167), (2899, 7438308), (3583, 6018324), (4498, 4794054), (5798, 3719154), (6747, 3196036), (7166, 3009162), (8697, 2479436), (8996, 2397027), (10749, 2006108), (11596, 1859577), (13494, 1598018), (14332, 1504581), (17394, 1239718), (21498, 1003054), (26988, 799009), (34788, 619859), (38579, 558948), (42996, 501527), (46579, 462948), (77158, 279474), (93158, 231474), (115737, 186316), (139737, 154316)]