21094605

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{401}}^1$

素因数の和:586

約数の個数: 48

約数和(自身を含む): 42142464

約数和(自身を除く): 21047859

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 167, 315, 401, 501, 835, 1169, 1203, 1503, 2005, 2505, 2807, 3507, 3609, 5845, 6015, 7515, 8421, 10521, 14035, 17535, 18045, 25263, 42105, 52605, 66967, 126315, 200901, 334835, 468769, 602703, 1004505, 1406307, 2343845, 3013515, 4218921, 7031535, 21094605]

約数ペア:

[(1, 21094605), (3, 7031535), (5, 4218921), (7, 3013515), (9, 2343845), (15, 1406307), (21, 1004505), (35, 602703), (45, 468769), (63, 334835), (105, 200901), (167, 126315), (315, 66967), (401, 52605), (501, 42105), (835, 25263), (1169, 18045), (1203, 17535), (1503, 14035), (2005, 10521), (2505, 8421), (2807, 7515), (3507, 6015), (3609, 5845)]