21353192

素因数分解:

$2^3\times 7^1\times {\mathrm{97}}^1\times {\mathrm{3931}}^1$

素因数の和:4041

約数の個数: 32

約数和(自身を含む): 46240320

約数和(自身を除く): 24887128

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 97, 194, 388, 679, 776, 1358, 2716, 3931, 5432, 7862, 15724, 27517, 31448, 55034, 110068, 220136, 381307, 762614, 1525228, 2669149, 3050456, 5338298, 10676596, 21353192]

約数ペア:

[(1, 21353192), (2, 10676596), (4, 5338298), (7, 3050456), (8, 2669149), (14, 1525228), (28, 762614), (56, 381307), (97, 220136), (194, 110068), (388, 55034), (679, 31448), (776, 27517), (1358, 15724), (2716, 7862), (3931, 5432)]