21614618

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{7703}}^1$

素因数の和:7789

約数の個数: 16

約数和(自身を含む): 34390656

約数和(自身を除く): 12776038

約数列:

[1, 2, 23, 46, 61, 122, 1403, 2806, 7703, 15406, 177169, 354338, 469883, 939766, 10807309, 21614618]

約数ペア:

[(1, 21614618), (2, 10807309), (23, 939766), (46, 469883), (61, 354338), (122, 177169), (1403, 15406), (2806, 7703)]