21167019644

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{2357}}^1\times {\mathrm{60679}}^1$

素因数の和:63077

約数の個数: 24

約数和(自身を含む): 38060195040

約数和(自身を除く): 16893175396

約数列:

[1, 2, 4, 37, 74, 148, 2357, 4714, 9428, 60679, 87209, 121358, 174418, 242716, 348836, 2245123, 4490246, 8980492, 143020403, 286040806, 572081612, 5291754911, 10583509822, 21167019644]

約数ペア:

[(1, 21167019644), (2, 10583509822), (4, 5291754911), (37, 572081612), (74, 286040806), (148, 143020403), (2357, 8980492), (4714, 4490246), (9428, 2245123), (60679, 348836), (87209, 242716), (121358, 174418)]