21673530

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{281}}^1\times {\mathrm{857}}^1$

素因数の和:1151

約数の個数: 48

約数和(自身を含む): 56617704

約数和(自身を除く): 34944174

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 281, 562, 843, 857, 1405, 1686, 1714, 2529, 2571, 2810, 4215, 4285, 5058, 5142, 7713, 8430, 8570, 12645, 12855, 15426, 25290, 25710, 38565, 77130, 240817, 481634, 722451, 1204085, 1444902, 2167353, 2408170, 3612255, 4334706, 7224510, 10836765, 21673530]

約数ペア:

[(1, 21673530), (2, 10836765), (3, 7224510), (5, 4334706), (6, 3612255), (9, 2408170), (10, 2167353), (15, 1444902), (18, 1204085), (30, 722451), (45, 481634), (90, 240817), (281, 77130), (562, 38565), (843, 25710), (857, 25290), (1405, 15426), (1686, 12855), (1714, 12645), (2529, 8570), (2571, 8430), (2810, 7713), (4215, 5142), (4285, 5058)]