21096112

素因数分解:

$2^4\times {\mathrm{163}}^1\times {\mathrm{8089}}^1$

素因数の和:8260

約数の個数: 20

約数和(自身を含む): 41129560

約数和(自身を除く): 20033448

約数列:

[1, 2, 4, 8, 16, 163, 326, 652, 1304, 2608, 8089, 16178, 32356, 64712, 129424, 1318507, 2637014, 5274028, 10548056, 21096112]

約数ペア:

[(1, 21096112), (2, 10548056), (4, 5274028), (8, 2637014), (16, 1318507), (163, 129424), (326, 64712), (652, 32356), (1304, 16178), (2608, 8089)]