21549304

素因数分解:

$2^3\times 7^1\times {\mathrm{79}}^1\times {\mathrm{4871}}^1$

素因数の和:4963

約数の個数: 32

約数和(自身を含む): 46771200

約数和(自身を除く): 25221896

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 79, 158, 316, 553, 632, 1106, 2212, 4424, 4871, 9742, 19484, 34097, 38968, 68194, 136388, 272776, 384809, 769618, 1539236, 2693663, 3078472, 5387326, 10774652, 21549304]

約数ペア:

[(1, 21549304), (2, 10774652), (4, 5387326), (7, 3078472), (8, 2693663), (14, 1539236), (28, 769618), (56, 384809), (79, 272776), (158, 136388), (316, 68194), (553, 38968), (632, 34097), (1106, 19484), (2212, 9742), (4424, 4871)]