21408045488

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{36162239}}^1$

素因数の和:36162284

約数の個数: 20

約数和(自身を含む): 42599118720

約数和(自身を除く): 21191073232

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 36162239, 72324478, 144648956, 289297912, 578595824, 1338002843, 2676005686, 5352011372, 10704022744, 21408045488]

約数ペア:

[(1, 21408045488), (2, 10704022744), (4, 5352011372), (8, 2676005686), (16, 1338002843), (37, 578595824), (74, 289297912), (148, 144648956), (296, 72324478), (592, 36162239)]