21699460

素因数分解:

$2^2\times 5^1\times {\mathrm{941}}^1\times {\mathrm{1153}}^1$

素因数の和:2103

約数の個数: 24

約数和(自身を含む): 45656856

約数和(自身を除く): 23957396

約数列:

[1, 2, 4, 5, 10, 20, 941, 1153, 1882, 2306, 3764, 4612, 4705, 5765, 9410, 11530, 18820, 23060, 1084973, 2169946, 4339892, 5424865, 10849730, 21699460]

約数ペア:

[(1, 21699460), (2, 10849730), (4, 5424865), (5, 4339892), (10, 2169946), (20, 1084973), (941, 23060), (1153, 18820), (1882, 11530), (2306, 9410), (3764, 5765), (4612, 4705)]