221734921

素因数分解:

${\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{223}}^1\times {\mathrm{887}}^1$

素因数の和:1188

約数の個数: 16

約数和(自身を含む): 238694400

約数和(自身を除く): 16959479

約数列:

[1, 19, 59, 223, 887, 1121, 4237, 13157, 16853, 52333, 197801, 249983, 994327, 3758219, 11670259, 221734921]

約数ペア:

[(1, 221734921), (19, 11670259), (59, 3758219), (223, 994327), (887, 249983), (1121, 197801), (4237, 52333), (13157, 16853)]