21377010

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{15161}}^1$

素因数の和:15218

約数の個数: 32

約数和(自身を含む): 52399872

約数和(自身を除く): 31022862

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 47, 94, 141, 235, 282, 470, 705, 1410, 15161, 30322, 45483, 75805, 90966, 151610, 227415, 454830, 712567, 1425134, 2137701, 3562835, 4275402, 7125670, 10688505, 21377010]

約数ペア:

[(1, 21377010), (2, 10688505), (3, 7125670), (5, 4275402), (6, 3562835), (10, 2137701), (15, 1425134), (30, 712567), (47, 454830), (94, 227415), (141, 151610), (235, 90966), (282, 75805), (470, 45483), (705, 30322), (1410, 15161)]