21503334

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^2\times {\mathrm{12401}}^1$

素因数の和:12440

約数の個数: 24

約数和(自身を含む): 45688968

約数和(自身を除く): 24185634

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 289, 578, 867, 1734, 12401, 24802, 37203, 74406, 210817, 421634, 632451, 1264902, 3583889, 7167778, 10751667, 21503334]

約数ペア:

[(1, 21503334), (2, 10751667), (3, 7167778), (6, 3583889), (17, 1264902), (34, 632451), (51, 421634), (102, 210817), (289, 74406), (578, 37203), (867, 24802), (1734, 12401)]