21285390

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{101359}}^1$

素因数の和:101376

約数の個数: 32

約数和(自身を含む): 58383360

約数和(自身を除く): 37097970

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 101359, 202718, 304077, 506795, 608154, 709513, 1013590, 1419026, 1520385, 2128539, 3040770, 3547565, 4257078, 7095130, 10642695, 21285390]

約数ペア:

[(1, 21285390), (2, 10642695), (3, 7095130), (5, 4257078), (6, 3547565), (7, 3040770), (10, 2128539), (14, 1520385), (15, 1419026), (21, 1013590), (30, 709513), (35, 608154), (42, 506795), (70, 304077), (105, 202718), (210, 101359)]