21476831

素因数分解:

${\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{491}}^1$

素因数の和:622

約数の個数: 16

約数和(自身を含む): 23804928

約数和(自身を除く): 2328097

約数列:

[1, 17, 31, 83, 491, 527, 1411, 2573, 8347, 15221, 40753, 43741, 258757, 692801, 1263343, 21476831]

約数ペア:

[(1, 21476831), (17, 1263343), (31, 692801), (83, 258757), (491, 43741), (527, 40753), (1411, 15221), (2573, 8347)]