21296784

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{26099}}^1$

素因数の和:26127

約数の個数: 40

約数和(自身を含む): 58255200

約数和(自身を除く): 36958416

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 68, 102, 136, 204, 272, 408, 816, 26099, 52198, 78297, 104396, 156594, 208792, 313188, 417584, 443683, 626376, 887366, 1252752, 1331049, 1774732, 2662098, 3549464, 5324196, 7098928, 10648392, 21296784]

約数ペア:

[(1, 21296784), (2, 10648392), (3, 7098928), (4, 5324196), (6, 3549464), (8, 2662098), (12, 1774732), (16, 1331049), (17, 1252752), (24, 887366), (34, 626376), (48, 443683), (51, 417584), (68, 313188), (102, 208792), (136, 156594), (204, 104396), (272, 78297), (408, 52198), (816, 26099)]