21724710

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{103451}}^1$

素因数の和:103468

約数の個数: 32

約数和(自身を含む): 59588352

約数和(自身を除く): 37863642

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 103451, 206902, 310353, 517255, 620706, 724157, 1034510, 1448314, 1551765, 2172471, 3103530, 3620785, 4344942, 7241570, 10862355, 21724710]

約数ペア:

[(1, 21724710), (2, 10862355), (3, 7241570), (5, 4344942), (6, 3620785), (7, 3103530), (10, 2172471), (14, 1551765), (15, 1448314), (21, 1034510), (30, 724157), (35, 620706), (42, 517255), (70, 310353), (105, 206902), (210, 103451)]