21843352

素因数分解:

$2^3\times {\mathrm{73}}^1\times {\mathrm{113}}^1\times {\mathrm{331}}^1$

素因数の和:523

約数の個数: 32

約数和(自身を含む): 42011280

約数和(自身を除く): 20167928

約数列:

[1, 2, 4, 8, 73, 113, 146, 226, 292, 331, 452, 584, 662, 904, 1324, 2648, 8249, 16498, 24163, 32996, 37403, 48326, 65992, 74806, 96652, 149612, 193304, 299224, 2730419, 5460838, 10921676, 21843352]

約数ペア:

[(1, 21843352), (2, 10921676), (4, 5460838), (8, 2730419), (73, 299224), (113, 193304), (146, 149612), (226, 96652), (292, 74806), (331, 65992), (452, 48326), (584, 37403), (662, 32996), (904, 24163), (1324, 16498), (2648, 8249)]