21226062

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^2\times {\mathrm{173}}^1$

素因数の和:226

約数の個数: 72

約数和(自身を含む): 50819832

約数和(自身を除く): 29593770

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 66, 78, 121, 143, 169, 173, 242, 286, 338, 346, 363, 429, 507, 519, 726, 858, 1014, 1038, 1573, 1859, 1903, 2249, 3146, 3718, 3806, 4498, 4719, 5577, 5709, 6747, 9438, 11154, 11418, 13494, 20449, 20933, 24739, 29237, 40898, 41866, 49478, 58474, 61347, 62799, 74217, 87711, 122694, 125598, 148434, 175422, 272129, 321607, 544258, 643214, 816387, 964821, 1632774, 1929642, 3537677, 7075354, 10613031, 21226062]

約数ペア:

[(1, 21226062), (2, 10613031), (3, 7075354), (6, 3537677), (11, 1929642), (13, 1632774), (22, 964821), (26, 816387), (33, 643214), (39, 544258), (66, 321607), (78, 272129), (121, 175422), (143, 148434), (169, 125598), (173, 122694), (242, 87711), (286, 74217), (338, 62799), (346, 61347), (363, 58474), (429, 49478), (507, 41866), (519, 40898), (726, 29237), (858, 24739), (1014, 20933), (1038, 20449), (1573, 13494), (1859, 11418), (1903, 11154), (2249, 9438), (3146, 6747), (3718, 5709), (3806, 5577), (4498, 4719)]