21863226

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1279}}^1$

素因数の和:1339

約数の個数: 64

約数和(自身を含む): 56033280

約数和(自身を除く): 34170054

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 37, 42, 66, 74, 77, 111, 154, 222, 231, 259, 407, 462, 518, 777, 814, 1221, 1279, 1554, 2442, 2558, 2849, 3837, 5698, 7674, 8547, 8953, 14069, 17094, 17906, 26859, 28138, 42207, 47323, 53718, 84414, 94646, 98483, 141969, 196966, 283938, 295449, 331261, 520553, 590898, 662522, 993783, 1041106, 1561659, 1987566, 3123318, 3643871, 7287742, 10931613, 21863226]

約数ペア:

[(1, 21863226), (2, 10931613), (3, 7287742), (6, 3643871), (7, 3123318), (11, 1987566), (14, 1561659), (21, 1041106), (22, 993783), (33, 662522), (37, 590898), (42, 520553), (66, 331261), (74, 295449), (77, 283938), (111, 196966), (154, 141969), (222, 98483), (231, 94646), (259, 84414), (407, 53718), (462, 47323), (518, 42207), (777, 28138), (814, 26859), (1221, 17906), (1279, 17094), (1554, 14069), (2442, 8953), (2558, 8547), (2849, 7674), (3837, 5698)]