21973910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{6679}}^1$

素因数の和:6740

約数の個数: 32

約数和(自身を含む): 46172160

約数和(自身を除く): 24198250

約数列:

[1, 2, 5, 7, 10, 14, 35, 47, 70, 94, 235, 329, 470, 658, 1645, 3290, 6679, 13358, 33395, 46753, 66790, 93506, 233765, 313913, 467530, 627826, 1569565, 2197391, 3139130, 4394782, 10986955, 21973910]

約数ペア:

[(1, 21973910), (2, 10986955), (5, 4394782), (7, 3139130), (10, 2197391), (14, 1569565), (35, 627826), (47, 467530), (70, 313913), (94, 233765), (235, 93506), (329, 66790), (470, 46753), (658, 33395), (1645, 13358), (3290, 6679)]