21031041810

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{54013}}^1\times {\mathrm{12979}}^1$

素因数の和:67002

約数の個数: 32

約数和(自身を含む): 50479323840

約数和(自身を除く): 29448282030

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 12979, 25958, 38937, 54013, 64895, 77874, 108026, 129790, 162039, 194685, 270065, 324078, 389370, 540130, 810195, 1620390, 701034727, 1402069454, 2103104181, 3505173635, 4206208362, 7010347270, 10515520905, 21031041810]

約数ペア:

[(1, 21031041810), (2, 10515520905), (3, 7010347270), (5, 4206208362), (6, 3505173635), (10, 2103104181), (15, 1402069454), (30, 701034727), (12979, 1620390), (25958, 810195), (38937, 540130), (54013, 389370), (64895, 324078), (77874, 270065), (108026, 194685), (129790, 162039)]