21201644

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{8999}}^1$

素因数の和:9053

約数の個数: 24

約数和(自身を含む): 40320000

約数和(自身を除く): 19118356

約数列:

[1, 2, 4, 19, 31, 38, 62, 76, 124, 589, 1178, 2356, 8999, 17998, 35996, 170981, 278969, 341962, 557938, 683924, 1115876, 5300411, 10600822, 21201644]

約数ペア:

[(1, 21201644), (2, 10600822), (4, 5300411), (19, 1115876), (31, 683924), (38, 557938), (62, 341962), (76, 278969), (124, 170981), (589, 35996), (1178, 17998), (2356, 8999)]