21730184

素因数分解:

$2^3\times 7^1\times {\mathrm{173}}^1\times {\mathrm{2243}}^1$

素因数の和:2429

約数の個数: 32

約数和(自身を含む): 46854720

約数和(自身を除く): 25124536

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 173, 346, 692, 1211, 1384, 2243, 2422, 4486, 4844, 8972, 9688, 15701, 17944, 31402, 62804, 125608, 388039, 776078, 1552156, 2716273, 3104312, 5432546, 10865092, 21730184]

約数ペア:

[(1, 21730184), (2, 10865092), (4, 5432546), (7, 3104312), (8, 2716273), (14, 1552156), (28, 776078), (56, 388039), (173, 125608), (346, 62804), (692, 31402), (1211, 17944), (1384, 15701), (2243, 9688), (2422, 8972), (4486, 4844)]