21344940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{118583}}^1$

素因数の和:118598

約数の個数: 36

約数和(自身を含む): 64746864

約数和(自身を除く): 43401924

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 118583, 237166, 355749, 474332, 592915, 711498, 1067247, 1185830, 1422996, 1778745, 2134494, 2371660, 3557490, 4268988, 5336235, 7114980, 10672470, 21344940]

約数ペア:

[(1, 21344940), (2, 10672470), (3, 7114980), (4, 5336235), (5, 4268988), (6, 3557490), (9, 2371660), (10, 2134494), (12, 1778745), (15, 1422996), (18, 1185830), (20, 1067247), (30, 711498), (36, 592915), (45, 474332), (60, 355749), (90, 237166), (180, 118583)]