21551358

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{2393}}^1$

素因数の和:2496

約数の個数: 32

約数和(自身を含む): 45964800

約数和(自身を除く): 24413442

約数列:

[1, 2, 3, 6, 19, 38, 57, 79, 114, 158, 237, 474, 1501, 2393, 3002, 4503, 4786, 7179, 9006, 14358, 45467, 90934, 136401, 189047, 272802, 378094, 567141, 1134282, 3591893, 7183786, 10775679, 21551358]

約数ペア:

[(1, 21551358), (2, 10775679), (3, 7183786), (6, 3591893), (19, 1134282), (38, 567141), (57, 378094), (79, 272802), (114, 189047), (158, 136401), (237, 90934), (474, 45467), (1501, 14358), (2393, 9006), (3002, 7179), (4503, 4786)]