21090354

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{761}}^1$

素因数の和:946

約数の個数: 32

約数和(自身を含む): 43891200

約数和(自身を除く): 22800846

約数列:

[1, 2, 3, 6, 31, 62, 93, 149, 186, 298, 447, 761, 894, 1522, 2283, 4566, 4619, 9238, 13857, 23591, 27714, 47182, 70773, 113389, 141546, 226778, 340167, 680334, 3515059, 7030118, 10545177, 21090354]

約数ペア:

[(1, 21090354), (2, 10545177), (3, 7030118), (6, 3515059), (31, 680334), (62, 340167), (93, 226778), (149, 141546), (186, 113389), (298, 70773), (447, 47182), (761, 27714), (894, 23591), (1522, 13857), (2283, 9238), (4566, 4619)]