21694218

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{39733}}^1$

素因数の和:39758

約数の個数: 32

約数和(自身を含む): 53402496

約数和(自身を除く): 31708278

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 182, 273, 546, 39733, 79466, 119199, 238398, 278131, 516529, 556262, 834393, 1033058, 1549587, 1668786, 3099174, 3615703, 7231406, 10847109, 21694218]

約数ペア:

[(1, 21694218), (2, 10847109), (3, 7231406), (6, 3615703), (7, 3099174), (13, 1668786), (14, 1549587), (21, 1033058), (26, 834393), (39, 556262), (42, 516529), (78, 278131), (91, 238398), (182, 119199), (273, 79466), (546, 39733)]