21125764575

素因数分解:

$3^3\times 5^2\times {\mathrm{3001}}^1\times {\mathrm{10429}}^1$

素因数の和:13449

約数の個数: 48

約数和(自身を含む): 38825466400

約数和(自身を除く): 17699701825

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 675, 3001, 9003, 10429, 15005, 27009, 31287, 45015, 52145, 75025, 81027, 93861, 135045, 156435, 225075, 260725, 281583, 405135, 469305, 675225, 782175, 1407915, 2025675, 2346525, 7039575, 31297429, 93892287, 156487145, 281676861, 469461435, 782435725, 845030583, 1408384305, 2347307175, 4225152915, 7041921525, 21125764575]

約数ペア:

[(1, 21125764575), (3, 7041921525), (5, 4225152915), (9, 2347307175), (15, 1408384305), (25, 845030583), (27, 782435725), (45, 469461435), (75, 281676861), (135, 156487145), (225, 93892287), (675, 31297429), (3001, 7039575), (9003, 2346525), (10429, 2025675), (15005, 1407915), (27009, 782175), (31287, 675225), (45015, 469305), (52145, 405135), (75025, 281583), (81027, 260725), (93861, 225075), (135045, 156435)]