21125032

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{593}}^1$

素因数の和:733

約数の個数: 32

約数和(自身を含む): 40879080

約数和(自身を除く): 19754048

約数列:

[1, 2, 4, 8, 61, 73, 122, 146, 244, 292, 488, 584, 593, 1186, 2372, 4453, 4744, 8906, 17812, 35624, 36173, 43289, 72346, 86578, 144692, 173156, 289384, 346312, 2640629, 5281258, 10562516, 21125032]

約数ペア:

[(1, 21125032), (2, 10562516), (4, 5281258), (8, 2640629), (61, 346312), (73, 289384), (122, 173156), (146, 144692), (244, 86578), (292, 72346), (488, 43289), (584, 36173), (593, 35624), (1186, 17812), (2372, 8906), (4453, 4744)]