21103146

素因数分解:

$2^1\times 3^3\times {\mathrm{89}}^1\times {\mathrm{4391}}^1$

素因数の和:4491

約数の個数: 32

約数和(自身を含む): 47433600

約数和(自身を除く): 26330454

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 89, 178, 267, 534, 801, 1602, 2403, 4391, 4806, 8782, 13173, 26346, 39519, 79038, 118557, 237114, 390799, 781598, 1172397, 2344794, 3517191, 7034382, 10551573, 21103146]

約数ペア:

[(1, 21103146), (2, 10551573), (3, 7034382), (6, 3517191), (9, 2344794), (18, 1172397), (27, 781598), (54, 390799), (89, 237114), (178, 118557), (267, 79038), (534, 39519), (801, 26346), (1602, 13173), (2403, 8782), (4391, 4806)]