21450888

素因数分解:

$2^3\times 3^2\times {\mathrm{229}}^1\times {\mathrm{1301}}^1$

素因数の和:1542

約数の個数: 48

約数和(自身を含む): 58394700

約数和(自身を除く): 36943812

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 229, 458, 687, 916, 1301, 1374, 1832, 2061, 2602, 2748, 3903, 4122, 5204, 5496, 7806, 8244, 10408, 11709, 15612, 16488, 23418, 31224, 46836, 93672, 297929, 595858, 893787, 1191716, 1787574, 2383432, 2681361, 3575148, 5362722, 7150296, 10725444, 21450888]

約数ペア:

[(1, 21450888), (2, 10725444), (3, 7150296), (4, 5362722), (6, 3575148), (8, 2681361), (9, 2383432), (12, 1787574), (18, 1191716), (24, 893787), (36, 595858), (72, 297929), (229, 93672), (458, 46836), (687, 31224), (916, 23418), (1301, 16488), (1374, 15612), (1832, 11709), (2061, 10408), (2602, 8244), (2748, 7806), (3903, 5496), (4122, 5204)]