21374793

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{911}}^1$

素因数の和:1010

約数の個数: 32

約数和(自身を含む): 35020800

約数和(自身を除く): 13646007

約数列:

[1, 3, 9, 11, 27, 33, 79, 99, 237, 297, 711, 869, 911, 2133, 2607, 2733, 7821, 8199, 10021, 23463, 24597, 30063, 71969, 90189, 215907, 270567, 647721, 791659, 1943163, 2374977, 7124931, 21374793]

約数ペア:

[(1, 21374793), (3, 7124931), (9, 2374977), (11, 1943163), (27, 791659), (33, 647721), (79, 270567), (99, 215907), (237, 90189), (297, 71969), (711, 30063), (869, 24597), (911, 23463), (2133, 10021), (2607, 8199), (2733, 7821)]