21043890

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{33403}}^1$

素因数の和:33423

約数の個数: 48

約数和(自身を含む): 62532288

約数和(自身を除く): 41488398

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, 33403, 66806, 100209, 167015, 200418, 233821, 300627, 334030, 467642, 501045, 601254, 701463, 1002090, 1169105, 1402926, 1503135, 2104389, 2338210, 3006270, 3507315, 4208778, 7014630, 10521945, 21043890]

約数ペア:

[(1, 21043890), (2, 10521945), (3, 7014630), (5, 4208778), (6, 3507315), (7, 3006270), (9, 2338210), (10, 2104389), (14, 1503135), (15, 1402926), (18, 1169105), (21, 1002090), (30, 701463), (35, 601254), (42, 501045), (45, 467642), (63, 334030), (70, 300627), (90, 233821), (105, 200418), (126, 167015), (210, 100209), (315, 66806), (630, 33403)]