21636153

素因数分解:

$3^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{3469}}^1$

素因数の和:3499

約数の個数: 40

約数和(自身を含む): 40307520

約数和(自身を除く): 18671367

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 81, 99, 189, 231, 297, 567, 693, 891, 2079, 3469, 6237, 10407, 24283, 31221, 38159, 72849, 93663, 114477, 218547, 267113, 280989, 343431, 655641, 801339, 1030293, 1966923, 2404017, 3090879, 7212051, 21636153]

約数ペア:

[(1, 21636153), (3, 7212051), (7, 3090879), (9, 2404017), (11, 1966923), (21, 1030293), (27, 801339), (33, 655641), (63, 343431), (77, 280989), (81, 267113), (99, 218547), (189, 114477), (231, 93663), (297, 72849), (567, 38159), (693, 31221), (891, 24283), (2079, 10407), (3469, 6237)]