21889568

素因数分解:

$2^5\times {\mathrm{157}}^1\times {\mathrm{4357}}^1$

素因数の和:4524

約数の個数: 24

約数和(自身を含む): 43379532

約数和(自身を除く): 21489964

約数列:

[1, 2, 4, 8, 16, 32, 157, 314, 628, 1256, 2512, 4357, 5024, 8714, 17428, 34856, 69712, 139424, 684049, 1368098, 2736196, 5472392, 10944784, 21889568]

約数ペア:

[(1, 21889568), (2, 10944784), (4, 5472392), (8, 2736196), (16, 1368098), (32, 684049), (157, 139424), (314, 69712), (628, 34856), (1256, 17428), (2512, 8714), (4357, 5024)]