21256488

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{26839}}^1$

素因数の和:26862

約数の個数: 48

約数和(自身を含む): 62805600

約数和(自身を除く): 41549112

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 33, 36, 44, 66, 72, 88, 99, 132, 198, 264, 396, 792, 26839, 53678, 80517, 107356, 161034, 214712, 241551, 295229, 322068, 483102, 590458, 644136, 885687, 966204, 1180916, 1771374, 1932408, 2361832, 2657061, 3542748, 5314122, 7085496, 10628244, 21256488]

約数ペア:

[(1, 21256488), (2, 10628244), (3, 7085496), (4, 5314122), (6, 3542748), (8, 2657061), (9, 2361832), (11, 1932408), (12, 1771374), (18, 1180916), (22, 966204), (24, 885687), (33, 644136), (36, 590458), (44, 483102), (66, 322068), (72, 295229), (88, 241551), (99, 214712), (132, 161034), (198, 107356), (264, 80517), (396, 53678), (792, 26839)]