21188088

素因数分解:

$2^3\times 3^3\times {\mathrm{233}}^1\times {\mathrm{421}}^1$

素因数の和:669

約数の個数: 64

約数和(自身を含む): 59248800

約数和(自身を除く): 38060712

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 233, 421, 466, 699, 842, 932, 1263, 1398, 1684, 1864, 2097, 2526, 2796, 3368, 3789, 4194, 5052, 5592, 6291, 7578, 8388, 10104, 11367, 12582, 15156, 16776, 22734, 25164, 30312, 45468, 50328, 90936, 98093, 196186, 294279, 392372, 588558, 784744, 882837, 1177116, 1765674, 2354232, 2648511, 3531348, 5297022, 7062696, 10594044, 21188088]

約数ペア:

[(1, 21188088), (2, 10594044), (3, 7062696), (4, 5297022), (6, 3531348), (8, 2648511), (9, 2354232), (12, 1765674), (18, 1177116), (24, 882837), (27, 784744), (36, 588558), (54, 392372), (72, 294279), (108, 196186), (216, 98093), (233, 90936), (421, 50328), (466, 45468), (699, 30312), (842, 25164), (932, 22734), (1263, 16776), (1398, 15156), (1684, 12582), (1864, 11367), (2097, 10104), (2526, 8388), (2796, 7578), (3368, 6291), (3789, 5592), (4194, 5052)]