21956826

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{1289}}^1$

素因数の和:1478

約数の個数: 32

約数和(自身を含む): 46811520

約数和(自身を除く): 24854694

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 167, 334, 501, 1002, 1289, 2578, 2839, 3867, 5678, 7734, 8517, 17034, 21913, 43826, 65739, 131478, 215263, 430526, 645789, 1291578, 3659471, 7318942, 10978413, 21956826]

約数ペア:

[(1, 21956826), (2, 10978413), (3, 7318942), (6, 3659471), (17, 1291578), (34, 645789), (51, 430526), (102, 215263), (167, 131478), (334, 65739), (501, 43826), (1002, 21913), (1289, 17034), (2578, 8517), (2839, 7734), (3867, 5678)]