21727496

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{787}}^1$

素因数の和:846

約数の個数: 64

約数和(自身を含む): 51062400

約数和(自身を除く): 29334904

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 29, 34, 56, 58, 68, 116, 119, 136, 203, 232, 238, 406, 476, 493, 787, 812, 952, 986, 1574, 1624, 1972, 3148, 3451, 3944, 5509, 6296, 6902, 11018, 13379, 13804, 22036, 22823, 26758, 27608, 44072, 45646, 53516, 91292, 93653, 107032, 159761, 182584, 187306, 319522, 374612, 387991, 639044, 749224, 775982, 1278088, 1551964, 2715937, 3103928, 5431874, 10863748, 21727496]

約数ペア:

[(1, 21727496), (2, 10863748), (4, 5431874), (7, 3103928), (8, 2715937), (14, 1551964), (17, 1278088), (28, 775982), (29, 749224), (34, 639044), (56, 387991), (58, 374612), (68, 319522), (116, 187306), (119, 182584), (136, 159761), (203, 107032), (232, 93653), (238, 91292), (406, 53516), (476, 45646), (493, 44072), (787, 27608), (812, 26758), (952, 22823), (986, 22036), (1574, 13804), (1624, 13379), (1972, 11018), (3148, 6902), (3451, 6296), (3944, 5509)]