21392212

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{1201}}^1$

素因数の和:1339

約数の個数: 24

約数和(自身を含む): 38603432

約数和(自身を除く): 17211220

約数列:

[1, 2, 4, 61, 73, 122, 146, 244, 292, 1201, 2402, 4453, 4804, 8906, 17812, 73261, 87673, 146522, 175346, 293044, 350692, 5348053, 10696106, 21392212]

約数ペア:

[(1, 21392212), (2, 10696106), (4, 5348053), (61, 350692), (73, 293044), (122, 175346), (146, 146522), (244, 87673), (292, 73261), (1201, 17812), (2402, 8906), (4453, 4804)]