21722498

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{853}}^1$

素因数の和:986

約数の個数: 32

約数和(自身を含む): 39844224

約数和(自身を除く): 18121726

約数列:

[1, 2, 7, 14, 17, 34, 107, 119, 214, 238, 749, 853, 1498, 1706, 1819, 3638, 5971, 11942, 12733, 14501, 25466, 29002, 91271, 101507, 182542, 203014, 638897, 1277794, 1551607, 3103214, 10861249, 21722498]

約数ペア:

[(1, 21722498), (2, 10861249), (7, 3103214), (14, 1551607), (17, 1277794), (34, 638897), (107, 203014), (119, 182542), (214, 101507), (238, 91271), (749, 29002), (853, 25466), (1498, 14501), (1706, 12733), (1819, 11942), (3638, 5971)]