21744810

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{307}}^1\times {\mathrm{787}}^1$

素因数の和:1107

約数の個数: 48

約数和(自身を含む): 56792736

約数和(自身を除く): 35047926

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 307, 614, 787, 921, 1535, 1574, 1842, 2361, 2763, 3070, 3935, 4605, 4722, 5526, 7083, 7870, 9210, 11805, 13815, 14166, 23610, 27630, 35415, 70830, 241609, 483218, 724827, 1208045, 1449654, 2174481, 2416090, 3624135, 4348962, 7248270, 10872405, 21744810]

約数ペア:

[(1, 21744810), (2, 10872405), (3, 7248270), (5, 4348962), (6, 3624135), (9, 2416090), (10, 2174481), (15, 1449654), (18, 1208045), (30, 724827), (45, 483218), (90, 241609), (307, 70830), (614, 35415), (787, 27630), (921, 23610), (1535, 14166), (1574, 13815), (1842, 11805), (2361, 9210), (2763, 7870), (3070, 7083), (3935, 5526), (4605, 4722)]