21284154

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^1\times {\mathrm{17137}}^1$

素因数の和:17171

約数の個数: 32

約数和(自身を含む): 49357440

約数和(自身を除く): 28073286

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 138, 207, 414, 621, 1242, 17137, 34274, 51411, 102822, 154233, 308466, 394151, 462699, 788302, 925398, 1182453, 2364906, 3547359, 7094718, 10642077, 21284154]

約数ペア:

[(1, 21284154), (2, 10642077), (3, 7094718), (6, 3547359), (9, 2364906), (18, 1182453), (23, 925398), (27, 788302), (46, 462699), (54, 394151), (69, 308466), (138, 154233), (207, 102822), (414, 51411), (621, 34274), (1242, 17137)]