21999714

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{1297}}^1$

素因数の和:1570

約数の個数: 32

約数和(自身を含む): 48223296

約数和(自身を除く): 26223582

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 257, 514, 771, 1297, 1542, 2594, 2827, 3891, 5654, 7782, 8481, 14267, 16962, 28534, 42801, 85602, 333329, 666658, 999987, 1999974, 3666619, 7333238, 10999857, 21999714]

約数ペア:

[(1, 21999714), (2, 10999857), (3, 7333238), (6, 3666619), (11, 1999974), (22, 999987), (33, 666658), (66, 333329), (257, 85602), (514, 42801), (771, 28534), (1297, 16962), (1542, 14267), (2594, 8481), (2827, 7782), (3891, 5654)]