21327624

素因数分解:

$2^3\times 3^7\times {\mathrm{23}}^1\times {\mathrm{53}}^1$

素因数の和:103

約数の個数: 128

約数和(自身を含む): 63763200

約数和(自身を除く): 42435576

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 27, 36, 46, 53, 54, 69, 72, 81, 92, 106, 108, 138, 159, 162, 184, 207, 212, 216, 243, 276, 318, 324, 414, 424, 477, 486, 552, 621, 636, 648, 729, 828, 954, 972, 1219, 1242, 1272, 1431, 1458, 1656, 1863, 1908, 1944, 2187, 2438, 2484, 2862, 2916, 3657, 3726, 3816, 4293, 4374, 4876, 4968, 5589, 5724, 5832, 7314, 7452, 8586, 8748, 9752, 10971, 11178, 11448, 12879, 14628, 14904, 16767, 17172, 17496, 21942, 22356, 25758, 29256, 32913, 33534, 34344, 38637, 43884, 44712, 50301, 51516, 65826, 67068, 77274, 87768, 98739, 100602, 103032, 115911, 131652, 134136, 154548, 197478, 201204, 231822, 263304, 296217, 309096, 394956, 402408, 463644, 592434, 789912, 888651, 927288, 1184868, 1777302, 2369736, 2665953, 3554604, 5331906, 7109208, 10663812, 21327624]

約数ペア:

[(1, 21327624), (2, 10663812), (3, 7109208), (4, 5331906), (6, 3554604), (8, 2665953), (9, 2369736), (12, 1777302), (18, 1184868), (23, 927288), (24, 888651), (27, 789912), (36, 592434), (46, 463644), (53, 402408), (54, 394956), (69, 309096), (72, 296217), (81, 263304), (92, 231822), (106, 201204), (108, 197478), (138, 154548), (159, 134136), (162, 131652), (184, 115911), (207, 103032), (212, 100602), (216, 98739), (243, 87768), (276, 77274), (318, 67068), (324, 65826), (414, 51516), (424, 50301), (477, 44712), (486, 43884), (552, 38637), (621, 34344), (636, 33534), (648, 32913), (729, 29256), (828, 25758), (954, 22356), (972, 21942), (1219, 17496), (1242, 17172), (1272, 16767), (1431, 14904), (1458, 14628), (1656, 12879), (1863, 11448), (1908, 11178), (1944, 10971), (2187, 9752), (2438, 8748), (2484, 8586), (2862, 7452), (2916, 7314), (3657, 5832), (3726, 5724), (3816, 5589), (4293, 4968), (4374, 4876)]