21588276

素因数分解:

$2^2\times 3^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{443}}^1$

素因数の和:612

約数の個数: 48

約数和(自身を含む): 52512768

約数和(自身を除く): 30924492

約数列:

[1, 2, 3, 4, 6, 12, 31, 62, 93, 124, 131, 186, 262, 372, 393, 443, 524, 786, 886, 1329, 1572, 1772, 2658, 4061, 5316, 8122, 12183, 13733, 16244, 24366, 27466, 41199, 48732, 54932, 58033, 82398, 116066, 164796, 174099, 232132, 348198, 696396, 1799023, 3598046, 5397069, 7196092, 10794138, 21588276]

約数ペア:

[(1, 21588276), (2, 10794138), (3, 7196092), (4, 5397069), (6, 3598046), (12, 1799023), (31, 696396), (62, 348198), (93, 232132), (124, 174099), (131, 164796), (186, 116066), (262, 82398), (372, 58033), (393, 54932), (443, 48732), (524, 41199), (786, 27466), (886, 24366), (1329, 16244), (1572, 13733), (1772, 12183), (2658, 8122), (4061, 5316)]