21841326

素因数分解:

$2^1\times 3^5\times {\mathrm{13}}^1\times {\mathrm{3457}}^1$

素因数の和:3487

約数の個数: 48

約数和(自身を含む): 52865904

約数和(自身を除く): 31024578

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 81, 117, 162, 234, 243, 351, 486, 702, 1053, 2106, 3159, 3457, 6318, 6914, 10371, 20742, 31113, 44941, 62226, 89882, 93339, 134823, 186678, 269646, 280017, 404469, 560034, 808938, 840051, 1213407, 1680102, 2426814, 3640221, 7280442, 10920663, 21841326]

約数ペア:

[(1, 21841326), (2, 10920663), (3, 7280442), (6, 3640221), (9, 2426814), (13, 1680102), (18, 1213407), (26, 840051), (27, 808938), (39, 560034), (54, 404469), (78, 280017), (81, 269646), (117, 186678), (162, 134823), (234, 93339), (243, 89882), (351, 62226), (486, 44941), (702, 31113), (1053, 20742), (2106, 10371), (3159, 6914), (3457, 6318)]