21842270

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^2\times {\mathrm{587}}^1$

素因数の和:716

約数の個数: 24

約数和(自身を含む): 40039272

約数和(自身を除く): 18197002

約数列:

[1, 2, 5, 10, 61, 122, 305, 587, 610, 1174, 2935, 3721, 5870, 7442, 18605, 35807, 37210, 71614, 179035, 358070, 2184227, 4368454, 10921135, 21842270]

約数ペア:

[(1, 21842270), (2, 10921135), (5, 4368454), (10, 2184227), (61, 358070), (122, 179035), (305, 71614), (587, 37210), (610, 35807), (1174, 18605), (2935, 7442), (3721, 5870)]