21635229

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{1283}}^1$

素因数の和:1377

約数の個数: 32

約数和(自身を含む): 36486144

約数和(自身を除く): 14850915

約数列:

[1, 3, 7, 11, 21, 33, 73, 77, 219, 231, 511, 803, 1283, 1533, 2409, 3849, 5621, 8981, 14113, 16863, 26943, 42339, 93659, 98791, 280977, 296373, 655613, 1030249, 1966839, 3090747, 7211743, 21635229]

約数ペア:

[(1, 21635229), (3, 7211743), (7, 3090747), (11, 1966839), (21, 1030249), (33, 655613), (73, 296373), (77, 280977), (219, 98791), (231, 93659), (511, 42339), (803, 26943), (1283, 16863), (1533, 14113), (2409, 8981), (3849, 5621)]