21828436

素因数分解:

$2^2\times 7^1\times {\mathrm{113}}^1\times {\mathrm{6899}}^1$

素因数の和:7023

約数の個数: 24

約数和(自身を含む): 44049600

約数和(自身を除く): 22221164

約数列:

[1, 2, 4, 7, 14, 28, 113, 226, 452, 791, 1582, 3164, 6899, 13798, 27596, 48293, 96586, 193172, 779587, 1559174, 3118348, 5457109, 10914218, 21828436]

約数ペア:

[(1, 21828436), (2, 10914218), (4, 5457109), (7, 3118348), (14, 1559174), (28, 779587), (113, 193172), (226, 96586), (452, 48293), (791, 27596), (1582, 13798), (3164, 6899)]