21069420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{351157}}^1$

素因数の和:351169

約数の個数: 24

約数和(自身を含む): 58994544

約数和(自身を除く): 37925124

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 351157, 702314, 1053471, 1404628, 1755785, 2106942, 3511570, 4213884, 5267355, 7023140, 10534710, 21069420]

約数ペア:

[(1, 21069420), (2, 10534710), (3, 7023140), (4, 5267355), (5, 4213884), (6, 3511570), (10, 2106942), (12, 1755785), (15, 1404628), (20, 1053471), (30, 702314), (60, 351157)]