21727470

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{16843}}^1$

素因数の和:16896

約数の個数: 32

約数和(自身を含む): 53361792

約数和(自身を除く): 31634322

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 215, 258, 430, 645, 1290, 16843, 33686, 50529, 84215, 101058, 168430, 252645, 505290, 724249, 1448498, 2172747, 3621245, 4345494, 7242490, 10863735, 21727470]

約数ペア:

[(1, 21727470), (2, 10863735), (3, 7242490), (5, 4345494), (6, 3621245), (10, 2172747), (15, 1448498), (30, 724249), (43, 505290), (86, 252645), (129, 168430), (215, 101058), (258, 84215), (430, 50529), (645, 33686), (1290, 16843)]