21812328

素因数分解:

$2^3\times 3^4\times {\mathrm{41}}^1\times {\mathrm{821}}^1$

素因数の和:880

約数の個数: 80

約数和(自身を含む): 62661060

約数和(自身を除く): 40848732

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 41, 54, 72, 81, 82, 108, 123, 162, 164, 216, 246, 324, 328, 369, 492, 648, 738, 821, 984, 1107, 1476, 1642, 2214, 2463, 2952, 3284, 3321, 4428, 4926, 6568, 6642, 7389, 8856, 9852, 13284, 14778, 19704, 22167, 26568, 29556, 33661, 44334, 59112, 66501, 67322, 88668, 100983, 133002, 134644, 177336, 201966, 266004, 269288, 302949, 403932, 532008, 605898, 807864, 908847, 1211796, 1817694, 2423592, 2726541, 3635388, 5453082, 7270776, 10906164, 21812328]

約数ペア:

[(1, 21812328), (2, 10906164), (3, 7270776), (4, 5453082), (6, 3635388), (8, 2726541), (9, 2423592), (12, 1817694), (18, 1211796), (24, 908847), (27, 807864), (36, 605898), (41, 532008), (54, 403932), (72, 302949), (81, 269288), (82, 266004), (108, 201966), (123, 177336), (162, 134644), (164, 133002), (216, 100983), (246, 88668), (324, 67322), (328, 66501), (369, 59112), (492, 44334), (648, 33661), (738, 29556), (821, 26568), (984, 22167), (1107, 19704), (1476, 14778), (1642, 13284), (2214, 9852), (2463, 8856), (2952, 7389), (3284, 6642), (3321, 6568), (4428, 4926)]