21066962

素因数分解:

$2^1\times 7^2\times {\mathrm{227}}^1\times {\mathrm{947}}^1$

素因数の和:1190

約数の個数: 24

約数和(自身を含む): 36960624

約数和(自身を除く): 15893662

約数列:

[1, 2, 7, 14, 49, 98, 227, 454, 947, 1589, 1894, 3178, 6629, 11123, 13258, 22246, 46403, 92806, 214969, 429938, 1504783, 3009566, 10533481, 21066962]

約数ペア:

[(1, 21066962), (2, 10533481), (7, 3009566), (14, 1504783), (49, 429938), (98, 214969), (227, 92806), (454, 46403), (947, 22246), (1589, 13258), (1894, 11123), (3178, 6629)]