20811924

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{27529}}^1$

素因数の和:27549

約数の個数: 48

約数和(自身を含む): 61667200

約数和(自身を除く): 40855276

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 27529, 55058, 82587, 110116, 165174, 192703, 247761, 330348, 385406, 495522, 578109, 743283, 770812, 991044, 1156218, 1486566, 1734327, 2312436, 2973132, 3468654, 5202981, 6937308, 10405962, 20811924]

約数ペア:

[(1, 20811924), (2, 10405962), (3, 6937308), (4, 5202981), (6, 3468654), (7, 2973132), (9, 2312436), (12, 1734327), (14, 1486566), (18, 1156218), (21, 991044), (27, 770812), (28, 743283), (36, 578109), (42, 495522), (54, 385406), (63, 330348), (84, 247761), (108, 192703), (126, 165174), (189, 110116), (252, 82587), (378, 55058), (756, 27529)]