221533368

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{521}}^1\times {\mathrm{2531}}^1$

素因数の和:3068

約数の個数: 64

約数和(自身を含む): 634417920

約数和(自身を除く): 412884552

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 521, 1042, 1563, 2084, 2531, 3126, 3647, 4168, 5062, 6252, 7294, 7593, 10124, 10941, 12504, 14588, 15186, 17717, 20248, 21882, 29176, 30372, 35434, 43764, 53151, 60744, 70868, 87528, 106302, 141736, 212604, 425208, 1318651, 2637302, 3955953, 5274604, 7911906, 9230557, 10549208, 15823812, 18461114, 27691671, 31647624, 36922228, 55383342, 73844456, 110766684, 221533368]

約数ペア:

[(1, 221533368), (2, 110766684), (3, 73844456), (4, 55383342), (6, 36922228), (7, 31647624), (8, 27691671), (12, 18461114), (14, 15823812), (21, 10549208), (24, 9230557), (28, 7911906), (42, 5274604), (56, 3955953), (84, 2637302), (168, 1318651), (521, 425208), (1042, 212604), (1563, 141736), (2084, 106302), (2531, 87528), (3126, 70868), (3647, 60744), (4168, 53151), (5062, 43764), (6252, 35434), (7294, 30372), (7593, 29176), (10124, 21882), (10941, 20248), (12504, 17717), (14588, 15186)]