21212226

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{3301}}^1$

素因数の和:3336

約数の個数: 64

約数和(自身を含む): 57058560

約数和(自身を除く): 35846334

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 27, 34, 42, 51, 54, 63, 102, 119, 126, 153, 189, 238, 306, 357, 378, 459, 714, 918, 1071, 2142, 3213, 3301, 6426, 6602, 9903, 19806, 23107, 29709, 46214, 56117, 59418, 69321, 89127, 112234, 138642, 168351, 178254, 207963, 336702, 392819, 415926, 505053, 623889, 785638, 1010106, 1178457, 1247778, 1515159, 2356914, 3030318, 3535371, 7070742, 10606113, 21212226]

約数ペア:

[(1, 21212226), (2, 10606113), (3, 7070742), (6, 3535371), (7, 3030318), (9, 2356914), (14, 1515159), (17, 1247778), (18, 1178457), (21, 1010106), (27, 785638), (34, 623889), (42, 505053), (51, 415926), (54, 392819), (63, 336702), (102, 207963), (119, 178254), (126, 168351), (153, 138642), (189, 112234), (238, 89127), (306, 69321), (357, 59418), (378, 56117), (459, 46214), (714, 29709), (918, 23107), (1071, 19806), (2142, 9903), (3213, 6602), (3301, 6426)]