21923540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{3793}}^1$

素因数の和:3836

約数の個数: 36

約数和(自身を含む): 48919836

約数和(自身を除く): 26996296

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 289, 340, 578, 1156, 1445, 2890, 3793, 5780, 7586, 15172, 18965, 37930, 64481, 75860, 128962, 257924, 322405, 644810, 1096177, 1289620, 2192354, 4384708, 5480885, 10961770, 21923540]

約数ペア:

[(1, 21923540), (2, 10961770), (4, 5480885), (5, 4384708), (10, 2192354), (17, 1289620), (20, 1096177), (34, 644810), (68, 322405), (85, 257924), (170, 128962), (289, 75860), (340, 64481), (578, 37930), (1156, 18965), (1445, 15172), (2890, 7586), (3793, 5780)]