21346930

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{4129}}^1$

素因数の和:4194

約数の個数: 32

約数和(自身を含む): 42819840

約数和(自身を除く): 21472910

約数列:

[1, 2, 5, 10, 11, 22, 47, 55, 94, 110, 235, 470, 517, 1034, 2585, 4129, 5170, 8258, 20645, 41290, 45419, 90838, 194063, 227095, 388126, 454190, 970315, 1940630, 2134693, 4269386, 10673465, 21346930]

約数ペア:

[(1, 21346930), (2, 10673465), (5, 4269386), (10, 2134693), (11, 1940630), (22, 970315), (47, 454190), (55, 388126), (94, 227095), (110, 194063), (235, 90838), (470, 45419), (517, 41290), (1034, 20645), (2585, 8258), (4129, 5170)]