21491088

素因数分解:

$2^4\times 3^1\times {\mathrm{29}}^1\times {\mathrm{15439}}^1$

素因数の和:15479

約数の個数: 40

約数和(自身を含む): 57436800

約数和(自身を除く): 35945712

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 48, 58, 87, 116, 174, 232, 348, 464, 696, 1392, 15439, 30878, 46317, 61756, 92634, 123512, 185268, 247024, 370536, 447731, 741072, 895462, 1343193, 1790924, 2686386, 3581848, 5372772, 7163696, 10745544, 21491088]

約数ペア:

[(1, 21491088), (2, 10745544), (3, 7163696), (4, 5372772), (6, 3581848), (8, 2686386), (12, 1790924), (16, 1343193), (24, 895462), (29, 741072), (48, 447731), (58, 370536), (87, 247024), (116, 185268), (174, 123512), (232, 92634), (348, 61756), (464, 46317), (696, 30878), (1392, 15439)]