21345606

素因数分解:

$2^1\times 3^5\times {\mathrm{167}}^1\times {\mathrm{263}}^1$

素因数の和:447

約数の個数: 48

約数和(自身を含む): 48432384

約数和(自身を除く): 27086778

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 167, 243, 263, 334, 486, 501, 526, 789, 1002, 1503, 1578, 2367, 3006, 4509, 4734, 7101, 9018, 13527, 14202, 21303, 27054, 40581, 42606, 43921, 63909, 81162, 87842, 127818, 131763, 263526, 395289, 790578, 1185867, 2371734, 3557601, 7115202, 10672803, 21345606]

約数ペア:

[(1, 21345606), (2, 10672803), (3, 7115202), (6, 3557601), (9, 2371734), (18, 1185867), (27, 790578), (54, 395289), (81, 263526), (162, 131763), (167, 127818), (243, 87842), (263, 81162), (334, 63909), (486, 43921), (501, 42606), (526, 40581), (789, 27054), (1002, 21303), (1503, 14202), (1578, 13527), (2367, 9018), (3006, 7101), (4509, 4734)]