21024465

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{167}}^1$

素因数の和:302

約数の個数: 64

約数和(自身を含む): 42577920

約数和(自身を除く): 21553455

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 77, 105, 109, 165, 167, 231, 327, 385, 501, 545, 763, 835, 1155, 1169, 1199, 1635, 1837, 2289, 2505, 3507, 3597, 3815, 5511, 5845, 5995, 8393, 9185, 11445, 12859, 17535, 17985, 18203, 25179, 27555, 38577, 41965, 54609, 64295, 91015, 125895, 127421, 192885, 200233, 273045, 382263, 600699, 637105, 1001165, 1401631, 1911315, 3003495, 4204893, 7008155, 21024465]

約数ペア:

[(1, 21024465), (3, 7008155), (5, 4204893), (7, 3003495), (11, 1911315), (15, 1401631), (21, 1001165), (33, 637105), (35, 600699), (55, 382263), (77, 273045), (105, 200233), (109, 192885), (165, 127421), (167, 125895), (231, 91015), (327, 64295), (385, 54609), (501, 41965), (545, 38577), (763, 27555), (835, 25179), (1155, 18203), (1169, 17985), (1199, 17535), (1635, 12859), (1837, 11445), (2289, 9185), (2505, 8393), (3507, 5995), (3597, 5845), (3815, 5511)]