21882060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{7151}}^1$

素因数の和:7183

約数の個数: 72

約数和(自身を含む): 70289856

約数和(自身を除く): 48407796

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 510, 612, 765, 1020, 1530, 3060, 7151, 14302, 21453, 28604, 35755, 42906, 64359, 71510, 85812, 107265, 121567, 128718, 143020, 214530, 243134, 257436, 321795, 364701, 429060, 486268, 607835, 643590, 729402, 1094103, 1215670, 1287180, 1458804, 1823505, 2188206, 2431340, 3647010, 4376412, 5470515, 7294020, 10941030, 21882060]

約数ペア:

[(1, 21882060), (2, 10941030), (3, 7294020), (4, 5470515), (5, 4376412), (6, 3647010), (9, 2431340), (10, 2188206), (12, 1823505), (15, 1458804), (17, 1287180), (18, 1215670), (20, 1094103), (30, 729402), (34, 643590), (36, 607835), (45, 486268), (51, 429060), (60, 364701), (68, 321795), (85, 257436), (90, 243134), (102, 214530), (153, 143020), (170, 128718), (180, 121567), (204, 107265), (255, 85812), (306, 71510), (340, 64359), (510, 42906), (612, 35755), (765, 28604), (1020, 21453), (1530, 14302), (3060, 7151)]