21503574

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{51941}}^1$

素因数の和:51972

約数の個数: 24

約数和(自身を含む): 48617712

約数和(自身を除く): 27114138

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 207, 414, 51941, 103882, 155823, 311646, 467469, 934938, 1194643, 2389286, 3583929, 7167858, 10751787, 21503574]

約数ペア:

[(1, 21503574), (2, 10751787), (3, 7167858), (6, 3583929), (9, 2389286), (18, 1194643), (23, 934938), (46, 467469), (69, 311646), (138, 155823), (207, 103882), (414, 51941)]