21949672801

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{773}}^1\times {\mathrm{3253}}^1$

素因数の和:4105

約数の個数: 32

約数和(自身を含む): 26596373760

約数和(自身を除く): 4646700959

約数列:

[1, 7, 29, 43, 203, 301, 773, 1247, 3253, 5411, 8729, 22417, 22771, 33239, 94337, 139879, 156919, 232673, 660359, 963931, 979153, 2514569, 4056491, 6747517, 17601983, 28395437, 72922501, 108126467, 510457507, 756885269, 3135667543, 21949672801]

約数ペア:

[(1, 21949672801), (7, 3135667543), (29, 756885269), (43, 510457507), (203, 108126467), (301, 72922501), (773, 28395437), (1247, 17601983), (3253, 6747517), (5411, 4056491), (8729, 2514569), (22417, 979153), (22771, 963931), (33239, 660359), (94337, 232673), (139879, 156919)]