21994307510

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{314204393}}^1$

素因数の和:314204407

約数の個数: 16

約数和(自身を含む): 45245432736

約数和(自身を除く): 23251125226

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 314204393, 628408786, 1571021965, 2199430751, 3142043930, 4398861502, 10997153755, 21994307510]

約数ペア:

[(1, 21994307510), (2, 10997153755), (5, 4398861502), (7, 3142043930), (10, 2199430751), (14, 1571021965), (35, 628408786), (70, 314204393)]