2157448

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{4421}}^1$

素因数の和:4488

約数の個数: 16

約数和(自身を含む): 4112460

約数和(自身を除く): 1955012

約数列:

[1, 2, 4, 8, 61, 122, 244, 488, 4421, 8842, 17684, 35368, 269681, 539362, 1078724, 2157448]

約数ペア:

[(1, 2157448), (2, 1078724), (4, 539362), (8, 269681), (61, 35368), (122, 17684), (244, 8842), (488, 4421)]