21586230

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2579}}^1$

素因数の和:2626

約数の個数: 64

約数和(自身を含む): 59443200

約数和(自身を除く): 37856970

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 31, 45, 54, 62, 90, 93, 135, 155, 186, 270, 279, 310, 465, 558, 837, 930, 1395, 1674, 2579, 2790, 4185, 5158, 7737, 8370, 12895, 15474, 23211, 25790, 38685, 46422, 69633, 77370, 79949, 116055, 139266, 159898, 232110, 239847, 348165, 399745, 479694, 696330, 719541, 799490, 1199235, 1439082, 2158623, 2398470, 3597705, 4317246, 7195410, 10793115, 21586230]

約数ペア:

[(1, 21586230), (2, 10793115), (3, 7195410), (5, 4317246), (6, 3597705), (9, 2398470), (10, 2158623), (15, 1439082), (18, 1199235), (27, 799490), (30, 719541), (31, 696330), (45, 479694), (54, 399745), (62, 348165), (90, 239847), (93, 232110), (135, 159898), (155, 139266), (186, 116055), (270, 79949), (279, 77370), (310, 69633), (465, 46422), (558, 38685), (837, 25790), (930, 23211), (1395, 15474), (1674, 12895), (2579, 8370), (2790, 7737), (4185, 5158)]