21949092

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1289}}^1$

素因数の和:1353

約数の個数: 72

約数和(自身を含む): 61981920

約数和(自身を除く): 40032828

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 43, 44, 66, 86, 99, 129, 132, 172, 198, 258, 387, 396, 473, 516, 774, 946, 1289, 1419, 1548, 1892, 2578, 2838, 3867, 4257, 5156, 5676, 7734, 8514, 11601, 14179, 15468, 17028, 23202, 28358, 42537, 46404, 55427, 56716, 85074, 110854, 127611, 166281, 170148, 221708, 255222, 332562, 498843, 510444, 609697, 665124, 997686, 1219394, 1829091, 1995372, 2438788, 3658182, 5487273, 7316364, 10974546, 21949092]

約数ペア:

[(1, 21949092), (2, 10974546), (3, 7316364), (4, 5487273), (6, 3658182), (9, 2438788), (11, 1995372), (12, 1829091), (18, 1219394), (22, 997686), (33, 665124), (36, 609697), (43, 510444), (44, 498843), (66, 332562), (86, 255222), (99, 221708), (129, 170148), (132, 166281), (172, 127611), (198, 110854), (258, 85074), (387, 56716), (396, 55427), (473, 46404), (516, 42537), (774, 28358), (946, 23202), (1289, 17028), (1419, 15468), (1548, 14179), (1892, 11601), (2578, 8514), (2838, 7734), (3867, 5676), (4257, 5156)]