21772388

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{151}}^1$

素因数の和:308

約数の個数: 48

約数和(自身を含む): 43666560

約数和(自身を除く): 21894172

約数列:

[1, 2, 4, 11, 22, 29, 44, 58, 113, 116, 151, 226, 302, 319, 452, 604, 638, 1243, 1276, 1661, 2486, 3277, 3322, 4379, 4972, 6554, 6644, 8758, 13108, 17063, 17516, 34126, 36047, 48169, 68252, 72094, 96338, 144188, 187693, 192676, 375386, 494827, 750772, 989654, 1979308, 5443097, 10886194, 21772388]

約数ペア:

[(1, 21772388), (2, 10886194), (4, 5443097), (11, 1979308), (22, 989654), (29, 750772), (44, 494827), (58, 375386), (113, 192676), (116, 187693), (151, 144188), (226, 96338), (302, 72094), (319, 68252), (452, 48169), (604, 36047), (638, 34126), (1243, 17516), (1276, 17063), (1661, 13108), (2486, 8758), (3277, 6644), (3322, 6554), (4379, 4972)]