21729702930

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{55717187}}^1$

素因数の和:55717210

約数の個数: 32

約数和(自身を含む): 56162925504

約数和(自身を除く): 34433222574

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 55717187, 111434374, 167151561, 278585935, 334303122, 557171870, 724323431, 835757805, 1448646862, 1671515610, 2172970293, 3621617155, 4345940586, 7243234310, 10864851465, 21729702930]

約数ペア:

[(1, 21729702930), (2, 10864851465), (3, 7243234310), (5, 4345940586), (6, 3621617155), (10, 2172970293), (13, 1671515610), (15, 1448646862), (26, 835757805), (30, 724323431), (39, 557171870), (65, 334303122), (78, 278585935), (130, 167151561), (195, 111434374), (390, 55717187)]