21074370

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{9623}}^1$

素因数の和:9706

約数の個数: 32

約数和(自身を含む): 51276672

約数和(自身を除く): 30202302

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 73, 146, 219, 365, 438, 730, 1095, 2190, 9623, 19246, 28869, 48115, 57738, 96230, 144345, 288690, 702479, 1404958, 2107437, 3512395, 4214874, 7024790, 10537185, 21074370]

約数ペア:

[(1, 21074370), (2, 10537185), (3, 7024790), (5, 4214874), (6, 3512395), (10, 2107437), (15, 1404958), (30, 702479), (73, 288690), (146, 144345), (219, 96230), (365, 57738), (438, 48115), (730, 28869), (1095, 19246), (2190, 9623)]