21901170

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{9241}}^1$

素因数の和:9330

約数の個数: 32

約数和(自身を含む): 53233920

約数和(自身を除く): 31332750

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 79, 158, 237, 395, 474, 790, 1185, 2370, 9241, 18482, 27723, 46205, 55446, 92410, 138615, 277230, 730039, 1460078, 2190117, 3650195, 4380234, 7300390, 10950585, 21901170]

約数ペア:

[(1, 21901170), (2, 10950585), (3, 7300390), (5, 4380234), (6, 3650195), (10, 2190117), (15, 1460078), (30, 730039), (79, 277230), (158, 138615), (237, 92410), (395, 55446), (474, 46205), (790, 27723), (1185, 18482), (2370, 9241)]