21669354

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{229}}^1\times {\mathrm{751}}^1$

素因数の和:995

約数の個数: 48

約数和(自身を含む): 53963520

約数和(自身を除く): 32294166

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 229, 458, 687, 751, 1374, 1502, 1603, 2061, 2253, 3206, 4122, 4506, 4809, 5257, 6759, 9618, 10514, 13518, 14427, 15771, 28854, 31542, 47313, 94626, 171979, 343958, 515937, 1031874, 1203853, 1547811, 2407706, 3095622, 3611559, 7223118, 10834677, 21669354]

約数ペア:

[(1, 21669354), (2, 10834677), (3, 7223118), (6, 3611559), (7, 3095622), (9, 2407706), (14, 1547811), (18, 1203853), (21, 1031874), (42, 515937), (63, 343958), (126, 171979), (229, 94626), (458, 47313), (687, 31542), (751, 28854), (1374, 15771), (1502, 14427), (1603, 13518), (2061, 10514), (2253, 9618), (3206, 6759), (4122, 5257), (4506, 4809)]