21594780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{119971}}^1$

素因数の和:119986

約数の個数: 36

約数和(自身を含む): 65504712

約数和(自身を除く): 43909932

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 119971, 239942, 359913, 479884, 599855, 719826, 1079739, 1199710, 1439652, 1799565, 2159478, 2399420, 3599130, 4318956, 5398695, 7198260, 10797390, 21594780]

約数ペア:

[(1, 21594780), (2, 10797390), (3, 7198260), (4, 5398695), (5, 4318956), (6, 3599130), (9, 2399420), (10, 2159478), (12, 1799565), (15, 1439652), (18, 1199710), (20, 1079739), (30, 719826), (36, 599855), (45, 479884), (60, 359913), (90, 239942), (180, 119971)]