21551410

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{331}}^1\times {\mathrm{383}}^1$

素因数の和:738

約数の個数: 32

約数和(自身を含む): 41306112

約数和(自身を除く): 19754702

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 331, 383, 662, 766, 1655, 1915, 3310, 3830, 5627, 6511, 11254, 13022, 28135, 32555, 56270, 65110, 126773, 253546, 633865, 1267730, 2155141, 4310282, 10775705, 21551410]

約数ペア:

[(1, 21551410), (2, 10775705), (5, 4310282), (10, 2155141), (17, 1267730), (34, 633865), (85, 253546), (170, 126773), (331, 65110), (383, 56270), (662, 32555), (766, 28135), (1655, 13022), (1915, 11254), (3310, 6511), (3830, 5627)]