21362144

素因数分解:

$2^5\times {\mathrm{659}}^1\times {\mathrm{1013}}^1$

素因数の和:1682

約数の個数: 24

約数和(自身を含む): 42162120

約数和(自身を除く): 20799976

約数列:

[1, 2, 4, 8, 16, 32, 659, 1013, 1318, 2026, 2636, 4052, 5272, 8104, 10544, 16208, 21088, 32416, 667567, 1335134, 2670268, 5340536, 10681072, 21362144]

約数ペア:

[(1, 21362144), (2, 10681072), (4, 5340536), (8, 2670268), (16, 1335134), (32, 667567), (659, 32416), (1013, 21088), (1318, 16208), (2026, 10544), (2636, 8104), (4052, 5272)]