21373326

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{379}}^1$

素因数の和:641

約数の個数: 48

約数和(自身を含む): 50210160

約数和(自身を除く): 28836834

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 241, 379, 482, 723, 758, 1137, 1446, 2169, 2274, 3133, 3411, 4338, 4927, 6266, 6822, 9399, 9854, 14781, 18798, 28197, 29562, 44343, 56394, 88686, 91339, 182678, 274017, 548034, 822051, 1187407, 1644102, 2374814, 3562221, 7124442, 10686663, 21373326]

約数ペア:

[(1, 21373326), (2, 10686663), (3, 7124442), (6, 3562221), (9, 2374814), (13, 1644102), (18, 1187407), (26, 822051), (39, 548034), (78, 274017), (117, 182678), (234, 91339), (241, 88686), (379, 56394), (482, 44343), (723, 29562), (758, 28197), (1137, 18798), (1446, 14781), (2169, 9854), (2274, 9399), (3133, 6822), (3411, 6266), (4338, 4927)]