21285282

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{317}}^1$

素因数の和:391

約数の個数: 48

約数和(自身を含む): 46524672

約数和(自身を除く): 25239390

約数列:

[1, 2, 3, 6, 19, 31, 38, 57, 62, 93, 114, 186, 317, 361, 589, 634, 722, 951, 1083, 1178, 1767, 1902, 2166, 3534, 6023, 9827, 11191, 12046, 18069, 19654, 22382, 29481, 33573, 36138, 58962, 67146, 114437, 186713, 228874, 343311, 373426, 560139, 686622, 1120278, 3547547, 7095094, 10642641, 21285282]

約数ペア:

[(1, 21285282), (2, 10642641), (3, 7095094), (6, 3547547), (19, 1120278), (31, 686622), (38, 560139), (57, 373426), (62, 343311), (93, 228874), (114, 186713), (186, 114437), (317, 67146), (361, 58962), (589, 36138), (634, 33573), (722, 29481), (951, 22382), (1083, 19654), (1178, 18069), (1767, 12046), (1902, 11191), (2166, 9827), (3534, 6023)]