21609466812

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{131839}}^1$

素因数の和:132035

約数の個数: 72

約数和(自身を含む): 56867865600

約数和(自身を除く): 35258398788

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 116, 157, 174, 261, 314, 348, 471, 522, 628, 942, 1044, 1413, 1884, 2826, 4553, 5652, 9106, 13659, 18212, 27318, 40977, 54636, 81954, 131839, 163908, 263678, 395517, 527356, 791034, 1186551, 1582068, 2373102, 3823331, 4746204, 7646662, 11469993, 15293324, 20698723, 22939986, 34409979, 41397446, 45879972, 62096169, 68819958, 82794892, 124192338, 137639916, 186288507, 248384676, 372577014, 600262967, 745154028, 1200525934, 1800788901, 2401051868, 3601577802, 5402366703, 7203155604, 10804733406, 21609466812]

約数ペア:

[(1, 21609466812), (2, 10804733406), (3, 7203155604), (4, 5402366703), (6, 3601577802), (9, 2401051868), (12, 1800788901), (18, 1200525934), (29, 745154028), (36, 600262967), (58, 372577014), (87, 248384676), (116, 186288507), (157, 137639916), (174, 124192338), (261, 82794892), (314, 68819958), (348, 62096169), (471, 45879972), (522, 41397446), (628, 34409979), (942, 22939986), (1044, 20698723), (1413, 15293324), (1884, 11469993), (2826, 7646662), (4553, 4746204), (5652, 3823331), (9106, 2373102), (13659, 1582068), (18212, 1186551), (27318, 791034), (40977, 527356), (54636, 395517), (81954, 263678), (131839, 163908)]