2021096861

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{181}}^1\times {\mathrm{1423}}^1$

素因数の和:1689

約数の個数: 32

約数和(自身を含む): 2488012800

約数和(自身を除く): 466915939

約数列:

[1, 7, 19, 59, 133, 181, 413, 1121, 1267, 1423, 3439, 7847, 9961, 10679, 24073, 27037, 74753, 83957, 189259, 202901, 257563, 587699, 1420307, 1595183, 1802941, 4893697, 11166281, 15196217, 34255879, 106373519, 288728123, 2021096861]

約数ペア:

[(1, 2021096861), (7, 288728123), (19, 106373519), (59, 34255879), (133, 15196217), (181, 11166281), (413, 4893697), (1121, 1802941), (1267, 1595183), (1423, 1420307), (3439, 587699), (7847, 257563), (9961, 202901), (10679, 189259), (24073, 83957), (27037, 74753)]