42172016

素因数分解:

$2^4\times {\mathrm{251}}^1\times {\mathrm{10501}}^1$

素因数の和:10760

約数の個数: 20

約数和(自身を含む): 82041624

約数和(自身を除く): 39869608

約数列:

[1, 2, 4, 8, 16, 251, 502, 1004, 2008, 4016, 10501, 21002, 42004, 84008, 168016, 2635751, 5271502, 10543004, 21086008, 42172016]

約数ペア:

[(1, 42172016), (2, 21086008), (4, 10543004), (8, 5271502), (16, 2635751), (251, 168016), (502, 84008), (1004, 42004), (2008, 21002), (4016, 10501)]