20211174

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{19699}}^1$

素因数の和:19729

約数の個数: 32

約数和(自身を含む): 47280000

約数和(自身を除く): 27068826

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 114, 171, 342, 513, 1026, 19699, 39398, 59097, 118194, 177291, 354582, 374281, 531873, 748562, 1063746, 1122843, 2245686, 3368529, 6737058, 10105587, 20211174]

約数ペア:

[(1, 20211174), (2, 10105587), (3, 6737058), (6, 3368529), (9, 2245686), (18, 1122843), (19, 1063746), (27, 748562), (38, 531873), (54, 374281), (57, 354582), (114, 177291), (171, 118194), (342, 59097), (513, 39398), (1026, 19699)]