21881602

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{349}}^1$

素因数の和:450

約数の個数: 32

約数和(自身を含む): 36288000

約数和(自身を除く): 14406398

約数列:

[1, 2, 23, 29, 46, 47, 58, 94, 349, 667, 698, 1081, 1334, 1363, 2162, 2726, 8027, 10121, 16054, 16403, 20242, 31349, 32806, 62698, 232783, 377269, 465566, 475687, 754538, 951374, 10940801, 21881602]

約数ペア:

[(1, 21881602), (2, 10940801), (23, 951374), (29, 754538), (46, 475687), (47, 465566), (58, 377269), (94, 232783), (349, 62698), (667, 32806), (698, 31349), (1081, 20242), (1334, 16403), (1363, 16054), (2162, 10121), (2726, 8027)]