21650166

素因数分解:

$2^1\times 3^4\times {\mathrm{107}}^1\times {\mathrm{1249}}^1$

素因数の和:1370

約数の個数: 40

約数和(自身を含む): 49005000

約数和(自身を除く): 27354834

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 107, 162, 214, 321, 642, 963, 1249, 1926, 2498, 2889, 3747, 5778, 7494, 8667, 11241, 17334, 22482, 33723, 67446, 101169, 133643, 202338, 267286, 400929, 801858, 1202787, 2405574, 3608361, 7216722, 10825083, 21650166]

約数ペア:

[(1, 21650166), (2, 10825083), (3, 7216722), (6, 3608361), (9, 2405574), (18, 1202787), (27, 801858), (54, 400929), (81, 267286), (107, 202338), (162, 133643), (214, 101169), (321, 67446), (642, 33723), (963, 22482), (1249, 17334), (1926, 11241), (2498, 8667), (2889, 7494), (3747, 5778)]