21475984

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{36277}}^1$

素因数の和:36322

約数の個数: 20

約数和(自身を含む): 42735484

約数和(自身を除く): 21259500

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 36277, 72554, 145108, 290216, 580432, 1342249, 2684498, 5368996, 10737992, 21475984]

約数ペア:

[(1, 21475984), (2, 10737992), (4, 5368996), (8, 2684498), (16, 1342249), (37, 580432), (74, 290216), (148, 145108), (296, 72554), (592, 36277)]