21726170

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{227}}^1\times {\mathrm{563}}^1$

素因数の和:814

約数の個数: 32

約数和(自身を含む): 41663808

約数和(自身を除く): 19937638

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 227, 454, 563, 1126, 1135, 2270, 2815, 3859, 5630, 7718, 9571, 19142, 19295, 38590, 47855, 95710, 127801, 255602, 639005, 1278010, 2172617, 4345234, 10863085, 21726170]

約数ペア:

[(1, 21726170), (2, 10863085), (5, 4345234), (10, 2172617), (17, 1278010), (34, 639005), (85, 255602), (170, 127801), (227, 95710), (454, 47855), (563, 38590), (1126, 19295), (1135, 19142), (2270, 9571), (2815, 7718), (3859, 5630)]