21915691341

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{317}}^1\times {\mathrm{1212889}}^1$

素因数の和:1213228

約数の個数: 16

約数和(自身を含む): 30855921600

約数和(自身を除く): 8940230259

約数列:

[1, 3, 19, 57, 317, 951, 6023, 18069, 1212889, 3638667, 23044891, 69134673, 384485813, 1153457439, 7305230447, 21915691341]

約数ペア:

[(1, 21915691341), (3, 7305230447), (19, 1153457439), (57, 384485813), (317, 69134673), (951, 23044891), (6023, 3638667), (18069, 1212889)]