21528762

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1\times {\mathrm{521}}^1$

素因数の和:694

約数の個数: 32

約数和(自身を含む): 44198784

約数和(自身を除く): 22670022

約数列:

[1, 2, 3, 6, 71, 97, 142, 194, 213, 291, 426, 521, 582, 1042, 1563, 3126, 6887, 13774, 20661, 36991, 41322, 50537, 73982, 101074, 110973, 151611, 221946, 303222, 3588127, 7176254, 10764381, 21528762]

約数ペア:

[(1, 21528762), (2, 10764381), (3, 7176254), (6, 3588127), (71, 303222), (97, 221946), (142, 151611), (194, 110973), (213, 101074), (291, 73982), (426, 50537), (521, 41322), (582, 36991), (1042, 20661), (1563, 13774), (3126, 6887)]