21848428

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{25171}}^1$

素因数の和:25213

約数の個数: 24

約数和(自身を含む): 45108224

約数和(自身を除く): 23259796

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 25171, 50342, 100684, 176197, 352394, 704788, 780301, 1560602, 3121204, 5462107, 10924214, 21848428]

約数ペア:

[(1, 21848428), (2, 10924214), (4, 5462107), (7, 3121204), (14, 1560602), (28, 780301), (31, 704788), (62, 352394), (124, 176197), (217, 100684), (434, 50342), (868, 25171)]