21454865290

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{1392269}}^1$

素因数の和:1392366

約数の個数: 32

約数和(自身を含む): 40899323520

約数和(自身を除く): 19444458230

約数列:

[1, 2, 5, 10, 23, 46, 67, 115, 134, 230, 335, 670, 1541, 3082, 7705, 15410, 1392269, 2784538, 6961345, 13922690, 32022187, 64044374, 93282023, 160110935, 186564046, 320221870, 466410115, 932820230, 2145486529, 4290973058, 10727432645, 21454865290]

約数ペア:

[(1, 21454865290), (2, 10727432645), (5, 4290973058), (10, 2145486529), (23, 932820230), (46, 466410115), (67, 320221870), (115, 186564046), (134, 160110935), (230, 93282023), (335, 64044374), (670, 32022187), (1541, 13922690), (3082, 6961345), (7705, 2784538), (15410, 1392269)]