21059870834

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{709}}^1\times {\mathrm{15017}}^1$

素因数の和:15794

約数の個数: 32

約数和(自身を含む): 33779687040

約数和(自身を除く): 12719816206

約数列:

[1, 2, 23, 43, 46, 86, 709, 989, 1418, 1978, 15017, 16307, 30034, 30487, 32614, 60974, 345391, 645731, 690782, 701201, 1291462, 1402402, 10647053, 14851813, 21294106, 29703626, 244882219, 457823279, 489764438, 915646558, 10529935417, 21059870834]

約数ペア:

[(1, 21059870834), (2, 10529935417), (23, 915646558), (43, 489764438), (46, 457823279), (86, 244882219), (709, 29703626), (989, 21294106), (1418, 14851813), (1978, 10647053), (15017, 1402402), (16307, 1291462), (30034, 701201), (30487, 690782), (32614, 645731), (60974, 345391)]