21451110

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{42061}}^1$

素因数の和:42088

約数の個数: 32

約数和(自身を含む): 54512352

約数和(自身を除く): 33061242

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 102, 170, 255, 510, 42061, 84122, 126183, 210305, 252366, 420610, 630915, 715037, 1261830, 1430074, 2145111, 3575185, 4290222, 7150370, 10725555, 21451110]

約数ペア:

[(1, 21451110), (2, 10725555), (3, 7150370), (5, 4290222), (6, 3575185), (10, 2145111), (15, 1430074), (17, 1261830), (30, 715037), (34, 630915), (51, 420610), (85, 252366), (102, 210305), (170, 126183), (255, 84122), (510, 42061)]