21579944

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{191}}^1\times {\mathrm{487}}^1$

素因数の和:713

約数の個数: 32

約数和(自身を含む): 42163200

約数和(自身を除く): 20583256

約数列:

[1, 2, 4, 8, 29, 58, 116, 191, 232, 382, 487, 764, 974, 1528, 1948, 3896, 5539, 11078, 14123, 22156, 28246, 44312, 56492, 93017, 112984, 186034, 372068, 744136, 2697493, 5394986, 10789972, 21579944]

約数ペア:

[(1, 21579944), (2, 10789972), (4, 5394986), (8, 2697493), (29, 744136), (58, 372068), (116, 186034), (191, 112984), (232, 93017), (382, 56492), (487, 44312), (764, 28246), (974, 22156), (1528, 14123), (1948, 11078), (3896, 5539)]