21411950

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{467}}^1$

素因数の和:617

約数の個数: 48

約数和(自身を含む): 45961344

約数和(自身を除く): 24549394

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 131, 175, 262, 350, 467, 655, 917, 934, 1310, 1834, 2335, 3269, 3275, 4585, 4670, 6538, 6550, 9170, 11675, 16345, 22925, 23350, 32690, 45850, 61177, 81725, 122354, 163450, 305885, 428239, 611770, 856478, 1529425, 2141195, 3058850, 4282390, 10705975, 21411950]

約数ペア:

[(1, 21411950), (2, 10705975), (5, 4282390), (7, 3058850), (10, 2141195), (14, 1529425), (25, 856478), (35, 611770), (50, 428239), (70, 305885), (131, 163450), (175, 122354), (262, 81725), (350, 61177), (467, 45850), (655, 32690), (917, 23350), (934, 22925), (1310, 16345), (1834, 11675), (2335, 9170), (3269, 6550), (3275, 6538), (4585, 4670)]