21231480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{6101}}^1$

素因数の和:6144

約数の個数: 64

約数和(自身を含む): 65901600

約数和(自身を除く): 44670120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 87, 116, 120, 145, 174, 232, 290, 348, 435, 580, 696, 870, 1160, 1740, 3480, 6101, 12202, 18303, 24404, 30505, 36606, 48808, 61010, 73212, 91515, 122020, 146424, 176929, 183030, 244040, 353858, 366060, 530787, 707716, 732120, 884645, 1061574, 1415432, 1769290, 2123148, 2653935, 3538580, 4246296, 5307870, 7077160, 10615740, 21231480]

約数ペア:

[(1, 21231480), (2, 10615740), (3, 7077160), (4, 5307870), (5, 4246296), (6, 3538580), (8, 2653935), (10, 2123148), (12, 1769290), (15, 1415432), (20, 1061574), (24, 884645), (29, 732120), (30, 707716), (40, 530787), (58, 366060), (60, 353858), (87, 244040), (116, 183030), (120, 176929), (145, 146424), (174, 122020), (232, 91515), (290, 73212), (348, 61010), (435, 48808), (580, 36606), (696, 30505), (870, 24404), (1160, 18303), (1740, 12202), (3480, 6101)]