21202826

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{5179}}^1$

素因数の和:5293

約数の個数: 16

約数和(自身を含む): 33566400

約数和(自身を除く): 12363574

約数列:

[1, 2, 23, 46, 89, 178, 2047, 4094, 5179, 10358, 119117, 238234, 460931, 921862, 10601413, 21202826]

約数ペア:

[(1, 21202826), (2, 10601413), (23, 921862), (46, 460931), (89, 238234), (178, 119117), (2047, 10358), (4094, 5179)]