21610284

素因数分解:

$2^2\times 3^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1\times {\mathrm{233}}^1$

素因数の和:430

約数の個数: 48

約数和(自身を含む): 51891840

約数和(自身を除く): 30281556

約数列:

[1, 2, 3, 4, 6, 12, 59, 118, 131, 177, 233, 236, 262, 354, 393, 466, 524, 699, 708, 786, 932, 1398, 1572, 2796, 7729, 13747, 15458, 23187, 27494, 30523, 30916, 41241, 46374, 54988, 61046, 82482, 91569, 92748, 122092, 164964, 183138, 366276, 1800857, 3601714, 5402571, 7203428, 10805142, 21610284]

約数ペア:

[(1, 21610284), (2, 10805142), (3, 7203428), (4, 5402571), (6, 3601714), (12, 1800857), (59, 366276), (118, 183138), (131, 164964), (177, 122092), (233, 92748), (236, 91569), (262, 82482), (354, 61046), (393, 54988), (466, 46374), (524, 41241), (699, 30916), (708, 30523), (786, 27494), (932, 23187), (1398, 15458), (1572, 13747), (2796, 7729)]