21386712

素因数分解:

$2^3\times 3^1\times {\mathrm{461}}^1\times {\mathrm{1933}}^1$

素因数の和:2403

約数の個数: 32

約数和(自身を含む): 53610480

約数和(自身を除く): 32223768

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 461, 922, 1383, 1844, 1933, 2766, 3688, 3866, 5532, 5799, 7732, 11064, 11598, 15464, 23196, 46392, 891113, 1782226, 2673339, 3564452, 5346678, 7128904, 10693356, 21386712]

約数ペア:

[(1, 21386712), (2, 10693356), (3, 7128904), (4, 5346678), (6, 3564452), (8, 2673339), (12, 1782226), (24, 891113), (461, 46392), (922, 23196), (1383, 15464), (1844, 11598), (1933, 11064), (2766, 7732), (3688, 5799), (3866, 5532)]