21630182

素因数分解:

$2^1\times 7^1\times {\mathrm{1237}}^1\times {\mathrm{1249}}^1$

素因数の和:2495

約数の個数: 16

約数和(自身を含む): 37140000

約数和(自身を除く): 15509818

約数列:

[1, 2, 7, 14, 1237, 1249, 2474, 2498, 8659, 8743, 17318, 17486, 1545013, 3090026, 10815091, 21630182]

約数ペア:

[(1, 21630182), (2, 10815091), (7, 3090026), (14, 1545013), (1237, 17486), (1249, 17318), (2474, 8743), (2498, 8659)]