21473025

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{5843}}^1$

素因数の和:5870

約数の個数: 36

約数和(自身を含む): 41305392

約数和(自身を除く): 19832367

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 49, 75, 105, 147, 175, 245, 525, 735, 1225, 3675, 5843, 17529, 29215, 40901, 87645, 122703, 146075, 204505, 286307, 438225, 613515, 858921, 1022525, 1431535, 3067575, 4294605, 7157675, 21473025]

約数ペア:

[(1, 21473025), (3, 7157675), (5, 4294605), (7, 3067575), (15, 1431535), (21, 1022525), (25, 858921), (35, 613515), (49, 438225), (75, 286307), (105, 204505), (147, 146075), (175, 122703), (245, 87645), (525, 40901), (735, 29215), (1225, 17529), (3675, 5843)]