21816965223

素因数分解:

$3^3\times {\mathrm{41}}^1\times {\mathrm{19708189}}^1$

素因数の和:19708239

約数の個数: 16

約数和(自身を含む): 33109759200

約数和(自身を除く): 11292793977

約数列:

[1, 3, 9, 27, 41, 123, 369, 1107, 19708189, 59124567, 177373701, 532121103, 808035749, 2424107247, 7272321741, 21816965223]

約数ペア:

[(1, 21816965223), (3, 7272321741), (9, 2424107247), (27, 808035749), (41, 532121103), (123, 177373701), (369, 59124567), (1107, 19708189)]