21130116896

素因数分解:

$2^5\times 7^1\times {\mathrm{107}}^1\times {\mathrm{881597}}^1$

素因数の和:881721

約数の個数: 48

約数和(自身を含む): 47987142336

約数和(自身を除く): 26857025440

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 107, 112, 214, 224, 428, 749, 856, 1498, 1712, 2996, 3424, 5992, 11984, 23968, 881597, 1763194, 3526388, 6171179, 7052776, 12342358, 14105552, 24684716, 28211104, 49369432, 94330879, 98738864, 188661758, 197477728, 377323516, 660316153, 754647032, 1320632306, 1509294064, 2641264612, 3018588128, 5282529224, 10565058448, 21130116896]

約数ペア:

[(1, 21130116896), (2, 10565058448), (4, 5282529224), (7, 3018588128), (8, 2641264612), (14, 1509294064), (16, 1320632306), (28, 754647032), (32, 660316153), (56, 377323516), (107, 197477728), (112, 188661758), (214, 98738864), (224, 94330879), (428, 49369432), (749, 28211104), (856, 24684716), (1498, 14105552), (1712, 12342358), (2996, 7052776), (3424, 6171179), (5992, 3526388), (11984, 1763194), (23968, 881597)]