21232890

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{33703}}^1$

素因数の和:33723

約数の個数: 48

約数和(自身を含む): 63093888

約数和(自身を除く): 41860998

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 33703, 67406, 101109, 168515, 202218, 235921, 303327, 337030, 471842, 505545, 606654, 707763, 1011090, 1179605, 1415526, 1516635, 2123289, 2359210, 3033270, 3538815, 4246578, 7077630, 10616445, 21232890]

約数ペア:

[(1, 21232890), (2, 10616445), (3, 7077630), (5, 4246578), (6, 3538815), (7, 3033270), (9, 2359210), (10, 2123289), (14, 1516635), (15, 1415526), (18, 1179605), (21, 1011090), (30, 707763), (35, 606654), (42, 505545), (45, 471842), (63, 337030), (70, 303327), (90, 235921), (105, 202218), (126, 168515), (210, 101109), (315, 67406), (630, 33703)]