21709175036

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{4651}}^1\times {\mathrm{14771}}^1$

素因数の和:19505

約数の個数: 24

約数和(自身を含む): 38482832640

約数和(自身を除く): 16773657604

約数列:

[1, 2, 4, 79, 158, 316, 4651, 9302, 14771, 18604, 29542, 59084, 367429, 734858, 1166909, 1469716, 2333818, 4667636, 68699921, 137399842, 274799684, 5427293759, 10854587518, 21709175036]

約数ペア:

[(1, 21709175036), (2, 10854587518), (4, 5427293759), (79, 274799684), (158, 137399842), (316, 68699921), (4651, 4667636), (9302, 2333818), (14771, 1469716), (18604, 1166909), (29542, 734858), (59084, 367429)]