21080922

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{809}}^1$

素因数の和:958

約数の個数: 32

約数和(自身を含む): 43623360

約数和(自身を除く): 22542438

約数列:

[1, 2, 3, 6, 43, 86, 101, 129, 202, 258, 303, 606, 809, 1618, 2427, 4343, 4854, 8686, 13029, 26058, 34787, 69574, 81709, 104361, 163418, 208722, 245127, 490254, 3513487, 7026974, 10540461, 21080922]

約数ペア:

[(1, 21080922), (2, 10540461), (3, 7026974), (6, 3513487), (43, 490254), (86, 245127), (101, 208722), (129, 163418), (202, 104361), (258, 81709), (303, 69574), (606, 34787), (809, 26058), (1618, 13029), (2427, 8686), (4343, 4854)]