21047100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{70157}}^1$

素因数の和:70174

約数の個数: 36

約数和(自身を含む): 60897144

約数和(自身を除く): 39850044

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 300, 70157, 140314, 210471, 280628, 350785, 420942, 701570, 841884, 1052355, 1403140, 1753925, 2104710, 3507850, 4209420, 5261775, 7015700, 10523550, 21047100]

約数ペア:

[(1, 21047100), (2, 10523550), (3, 7015700), (4, 5261775), (5, 4209420), (6, 3507850), (10, 2104710), (12, 1753925), (15, 1403140), (20, 1052355), (25, 841884), (30, 701570), (50, 420942), (60, 350785), (75, 280628), (100, 210471), (150, 140314), (300, 70157)]