21375252

素因数分解:

$2^2\times 3^5\times {\mathrm{21991}}^1$

素因数の和:22010

約数の個数: 36

約数和(自身を含む): 56035616

約数和(自身を除く): 34660364

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 486, 972, 21991, 43982, 65973, 87964, 131946, 197919, 263892, 395838, 593757, 791676, 1187514, 1781271, 2375028, 3562542, 5343813, 7125084, 10687626, 21375252]

約数ペア:

[(1, 21375252), (2, 10687626), (3, 7125084), (4, 5343813), (6, 3562542), (9, 2375028), (12, 1781271), (18, 1187514), (27, 791676), (36, 593757), (54, 395838), (81, 263892), (108, 197919), (162, 131946), (243, 87964), (324, 65973), (486, 43982), (972, 21991)]