21430506

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^3\times {\mathrm{727}}^1$

素因数の和:783

約数の個数: 32

約数和(自身を含む): 45601920

約数和(自身を除く): 24171414

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 289, 578, 727, 867, 1454, 1734, 2181, 4362, 4913, 9826, 12359, 14739, 24718, 29478, 37077, 74154, 210103, 420206, 630309, 1260618, 3571751, 7143502, 10715253, 21430506]

約数ペア:

[(1, 21430506), (2, 10715253), (3, 7143502), (6, 3571751), (17, 1260618), (34, 630309), (51, 420206), (102, 210103), (289, 74154), (578, 37077), (727, 29478), (867, 24718), (1454, 14739), (1734, 12359), (2181, 9826), (4362, 4913)]