21090744

素因数分解:

$2^3\times 3^2\times {\mathrm{17}}^1\times {\mathrm{17231}}^1$

素因数の和:17260

約数の個数: 48

約数和(自身を含む): 60484320

約数和(自身を除く): 39393576

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 34, 36, 51, 68, 72, 102, 136, 153, 204, 306, 408, 612, 1224, 17231, 34462, 51693, 68924, 103386, 137848, 155079, 206772, 292927, 310158, 413544, 585854, 620316, 878781, 1171708, 1240632, 1757562, 2343416, 2636343, 3515124, 5272686, 7030248, 10545372, 21090744]

約数ペア:

[(1, 21090744), (2, 10545372), (3, 7030248), (4, 5272686), (6, 3515124), (8, 2636343), (9, 2343416), (12, 1757562), (17, 1240632), (18, 1171708), (24, 878781), (34, 620316), (36, 585854), (51, 413544), (68, 310158), (72, 292927), (102, 206772), (136, 155079), (153, 137848), (204, 103386), (306, 68924), (408, 51693), (612, 34462), (1224, 17231)]