21475746

素因数分解:

$2^1\times 3^3\times {\mathrm{31}}^1\times {\mathrm{12829}}^1$

素因数の和:12871

約数の個数: 32

約数和(自身を含む): 49267200

約数和(自身を除く): 27791454

約数列:

[1, 2, 3, 6, 9, 18, 27, 31, 54, 62, 93, 186, 279, 558, 837, 1674, 12829, 25658, 38487, 76974, 115461, 230922, 346383, 397699, 692766, 795398, 1193097, 2386194, 3579291, 7158582, 10737873, 21475746]

約数ペア:

[(1, 21475746), (2, 10737873), (3, 7158582), (6, 3579291), (9, 2386194), (18, 1193097), (27, 795398), (31, 692766), (54, 397699), (62, 346383), (93, 230922), (186, 115461), (279, 76974), (558, 38487), (837, 25658), (1674, 12829)]