21838832

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{113}}^1\times {\mathrm{257}}^1$

素因数の和:425

約数の個数: 40

約数和(自身を含む): 43765056

約数和(自身を除く): 21926224

約数列:

[1, 2, 4, 8, 16, 47, 94, 113, 188, 226, 257, 376, 452, 514, 752, 904, 1028, 1808, 2056, 4112, 5311, 10622, 12079, 21244, 24158, 29041, 42488, 48316, 58082, 84976, 96632, 116164, 193264, 232328, 464656, 1364927, 2729854, 5459708, 10919416, 21838832]

約数ペア:

[(1, 21838832), (2, 10919416), (4, 5459708), (8, 2729854), (16, 1364927), (47, 464656), (94, 232328), (113, 193264), (188, 116164), (226, 96632), (257, 84976), (376, 58082), (452, 48316), (514, 42488), (752, 29041), (904, 24158), (1028, 21244), (1808, 12079), (2056, 10622), (4112, 5311)]