21518430

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{42193}}^1$

素因数の和:42220

約数の個数: 32

約数和(自身を含む): 54683424

約数和(自身を除く): 33164994

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 102, 170, 255, 510, 42193, 84386, 126579, 210965, 253158, 421930, 632895, 717281, 1265790, 1434562, 2151843, 3586405, 4303686, 7172810, 10759215, 21518430]

約数ペア:

[(1, 21518430), (2, 10759215), (3, 7172810), (5, 4303686), (6, 3586405), (10, 2151843), (15, 1434562), (17, 1265790), (30, 717281), (34, 632895), (51, 421930), (85, 253158), (102, 210965), (170, 126579), (255, 84386), (510, 42193)]