21501117

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{2239}}^1$

素因数の和:2353

約数の個数: 24

約数和(自身を含む): 34245120

約数和(自身を除く): 12744003

約数列:

[1, 3, 9, 11, 33, 97, 99, 291, 873, 1067, 2239, 3201, 6717, 9603, 20151, 24629, 73887, 217183, 221661, 651549, 1954647, 2389013, 7167039, 21501117]

約数ペア:

[(1, 21501117), (3, 7167039), (9, 2389013), (11, 1954647), (33, 651549), (97, 221661), (99, 217183), (291, 73887), (873, 24629), (1067, 20151), (2239, 9603), (3201, 6717)]