21470342

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{401}}^1\times {\mathrm{1409}}^1$

素因数の和:1831

約数の個数: 16

約数和(自身を含む): 34009200

約数和(自身を除く): 12538858

約数列:

[1, 2, 19, 38, 401, 802, 1409, 2818, 7619, 15238, 26771, 53542, 565009, 1130018, 10735171, 21470342]

約数ペア:

[(1, 21470342), (2, 10735171), (19, 1130018), (38, 565009), (401, 53542), (802, 26771), (1409, 15238), (2818, 7619)]