21732230

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{349}}^1\times {\mathrm{479}}^1$

素因数の和:848

約数の個数: 32

約数和(自身を含む): 42336000

約数和(自身を除く): 20603770

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 349, 479, 698, 958, 1745, 2395, 3490, 4537, 4790, 6227, 9074, 12454, 22685, 31135, 45370, 62270, 167171, 334342, 835855, 1671710, 2173223, 4346446, 10866115, 21732230]

約数ペア:

[(1, 21732230), (2, 10866115), (5, 4346446), (10, 2173223), (13, 1671710), (26, 835855), (65, 334342), (130, 167171), (349, 62270), (479, 45370), (698, 31135), (958, 22685), (1745, 12454), (2395, 9074), (3490, 6227), (4537, 4790)]