21616676

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{1481}}^1$

素因数の和:1615

約数の個数: 24

約数和(自身を含む): 39213720

約数和(自身を除く): 17597044

約数列:

[1, 2, 4, 41, 82, 89, 164, 178, 356, 1481, 2962, 3649, 5924, 7298, 14596, 60721, 121442, 131809, 242884, 263618, 527236, 5404169, 10808338, 21616676]

約数ペア:

[(1, 21616676), (2, 10808338), (4, 5404169), (41, 527236), (82, 263618), (89, 242884), (164, 131809), (178, 121442), (356, 60721), (1481, 14596), (2962, 7298), (3649, 5924)]