21864090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{13751}}^1$

素因数の和:13814

約数の個数: 32

約数和(自身を含む): 53467776

約数和(自身を除く): 31603686

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 53, 106, 159, 265, 318, 530, 795, 1590, 13751, 27502, 41253, 68755, 82506, 137510, 206265, 412530, 728803, 1457606, 2186409, 3644015, 4372818, 7288030, 10932045, 21864090]

約数ペア:

[(1, 21864090), (2, 10932045), (3, 7288030), (5, 4372818), (6, 3644015), (10, 2186409), (15, 1457606), (30, 728803), (53, 412530), (106, 206265), (159, 137510), (265, 82506), (318, 68755), (530, 41253), (795, 27502), (1590, 13751)]