21831768

素因数分解:

$2^3\times 3^4\times 7^1\times {\mathrm{4813}}^1$

素因数の和:4838

約数の個数: 80

約数和(自身を含む): 69899280

約数和(自身を除く): 48067512

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 81, 84, 108, 126, 162, 168, 189, 216, 252, 324, 378, 504, 567, 648, 756, 1134, 1512, 2268, 4536, 4813, 9626, 14439, 19252, 28878, 33691, 38504, 43317, 57756, 67382, 86634, 101073, 115512, 129951, 134764, 173268, 202146, 259902, 269528, 303219, 346536, 389853, 404292, 519804, 606438, 779706, 808584, 909657, 1039608, 1212876, 1559412, 1819314, 2425752, 2728971, 3118824, 3638628, 5457942, 7277256, 10915884, 21831768]

約数ペア:

[(1, 21831768), (2, 10915884), (3, 7277256), (4, 5457942), (6, 3638628), (7, 3118824), (8, 2728971), (9, 2425752), (12, 1819314), (14, 1559412), (18, 1212876), (21, 1039608), (24, 909657), (27, 808584), (28, 779706), (36, 606438), (42, 519804), (54, 404292), (56, 389853), (63, 346536), (72, 303219), (81, 269528), (84, 259902), (108, 202146), (126, 173268), (162, 134764), (168, 129951), (189, 115512), (216, 101073), (252, 86634), (324, 67382), (378, 57756), (504, 43317), (567, 38504), (648, 33691), (756, 28878), (1134, 19252), (1512, 14439), (2268, 9626), (4536, 4813)]