21414428

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{24671}}^1$

素因数の和:24713

約数の個数: 24

約数和(自身を含む): 44212224

約数和(自身を除く): 22797796

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 24671, 49342, 98684, 172697, 345394, 690788, 764801, 1529602, 3059204, 5353607, 10707214, 21414428]

約数ペア:

[(1, 21414428), (2, 10707214), (4, 5353607), (7, 3059204), (14, 1529602), (28, 764801), (31, 690788), (62, 345394), (124, 172697), (217, 98684), (434, 49342), (868, 24671)]