21574528

素因数分解:

$2^7\times {\mathrm{41}}^1\times {\mathrm{4111}}^1$

素因数の和:4166

約数の個数: 32

約数和(自身を含む): 44039520

約数和(自身を除く): 22464992

約数列:

[1, 2, 4, 8, 16, 32, 41, 64, 82, 128, 164, 328, 656, 1312, 2624, 4111, 5248, 8222, 16444, 32888, 65776, 131552, 168551, 263104, 337102, 526208, 674204, 1348408, 2696816, 5393632, 10787264, 21574528]

約数ペア:

[(1, 21574528), (2, 10787264), (4, 5393632), (8, 2696816), (16, 1348408), (32, 674204), (41, 526208), (64, 337102), (82, 263104), (128, 168551), (164, 131552), (328, 65776), (656, 32888), (1312, 16444), (2624, 8222), (4111, 5248)]