21836772

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1151}}^1$

素因数の和:1209

約数の個数: 72

約数和(自身を含む): 60383232

約数和(自身を除く): 38546460

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 31, 34, 36, 51, 62, 68, 93, 102, 124, 153, 186, 204, 279, 306, 372, 527, 558, 612, 1054, 1116, 1151, 1581, 2108, 2302, 3162, 3453, 4604, 4743, 6324, 6906, 9486, 10359, 13812, 18972, 19567, 20718, 35681, 39134, 41436, 58701, 71362, 78268, 107043, 117402, 142724, 176103, 214086, 234804, 321129, 352206, 428172, 606577, 642258, 704412, 1213154, 1284516, 1819731, 2426308, 3639462, 5459193, 7278924, 10918386, 21836772]

約数ペア:

[(1, 21836772), (2, 10918386), (3, 7278924), (4, 5459193), (6, 3639462), (9, 2426308), (12, 1819731), (17, 1284516), (18, 1213154), (31, 704412), (34, 642258), (36, 606577), (51, 428172), (62, 352206), (68, 321129), (93, 234804), (102, 214086), (124, 176103), (153, 142724), (186, 117402), (204, 107043), (279, 78268), (306, 71362), (372, 58701), (527, 41436), (558, 39134), (612, 35681), (1054, 20718), (1116, 19567), (1151, 18972), (1581, 13812), (2108, 10359), (2302, 9486), (3162, 6906), (3453, 6324), (4604, 4743)]