21243132

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{337}}^1$

素因数の和:467

約数の個数: 72

約数和(自身を含む): 57578976

約数和(自身を除く): 36335844

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 103, 153, 204, 206, 306, 309, 337, 412, 612, 618, 674, 927, 1011, 1236, 1348, 1751, 1854, 2022, 3033, 3502, 3708, 4044, 5253, 5729, 6066, 7004, 10506, 11458, 12132, 15759, 17187, 21012, 22916, 31518, 34374, 34711, 51561, 63036, 68748, 69422, 103122, 104133, 138844, 206244, 208266, 312399, 416532, 590087, 624798, 1180174, 1249596, 1770261, 2360348, 3540522, 5310783, 7081044, 10621566, 21243132]

約数ペア:

[(1, 21243132), (2, 10621566), (3, 7081044), (4, 5310783), (6, 3540522), (9, 2360348), (12, 1770261), (17, 1249596), (18, 1180174), (34, 624798), (36, 590087), (51, 416532), (68, 312399), (102, 208266), (103, 206244), (153, 138844), (204, 104133), (206, 103122), (306, 69422), (309, 68748), (337, 63036), (412, 51561), (612, 34711), (618, 34374), (674, 31518), (927, 22916), (1011, 21012), (1236, 17187), (1348, 15759), (1751, 12132), (1854, 11458), (2022, 10506), (3033, 7004), (3502, 6066), (3708, 5729), (4044, 5253)]