21522298

素因数分解:

$2^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{21059}}^1$

素因数の和:21141

約数の個数: 16

約数和(自身を含む): 37402560

約数和(自身を除く): 15880262

約数列:

[1, 2, 7, 14, 73, 146, 511, 1022, 21059, 42118, 147413, 294826, 1537307, 3074614, 10761149, 21522298]

約数ペア:

[(1, 21522298), (2, 10761149), (7, 3074614), (14, 1537307), (73, 294826), (146, 147413), (511, 42118), (1022, 21059)]