21710952

素因数分解:

$2^3\times 3^2\times {\mathrm{331}}^1\times {\mathrm{911}}^1$

素因数の和:1254

約数の個数: 48

約数和(自身を含む): 59042880

約数和(自身を除く): 37331928

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 331, 662, 911, 993, 1324, 1822, 1986, 2648, 2733, 2979, 3644, 3972, 5466, 5958, 7288, 7944, 8199, 10932, 11916, 16398, 21864, 23832, 32796, 65592, 301541, 603082, 904623, 1206164, 1809246, 2412328, 2713869, 3618492, 5427738, 7236984, 10855476, 21710952]

約数ペア:

[(1, 21710952), (2, 10855476), (3, 7236984), (4, 5427738), (6, 3618492), (8, 2713869), (9, 2412328), (12, 1809246), (18, 1206164), (24, 904623), (36, 603082), (72, 301541), (331, 65592), (662, 32796), (911, 23832), (993, 21864), (1324, 16398), (1822, 11916), (1986, 10932), (2648, 8199), (2733, 7944), (2979, 7288), (3644, 5958), (3972, 5466)]