21244976

素因数分解:

$2^4\times {\mathrm{419}}^1\times {\mathrm{3169}}^1$

素因数の和:3596

約数の個数: 20

約数和(自身を含む): 41273400

約数和(自身を除く): 20028424

約数列:

[1, 2, 4, 8, 16, 419, 838, 1676, 3169, 3352, 6338, 6704, 12676, 25352, 50704, 1327811, 2655622, 5311244, 10622488, 21244976]

約数ペア:

[(1, 21244976), (2, 10622488), (4, 5311244), (8, 2655622), (16, 1327811), (419, 50704), (838, 25352), (1676, 12676), (3169, 6704), (3352, 6338)]