21834764

素因数分解:

$2^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1\times {\mathrm{113}}^1$

素因数の和:294

約数の個数: 48

約数和(自身を含む): 45147648

約数和(自身を除く): 23312884

約数列:

[1, 2, 4, 7, 14, 28, 67, 103, 113, 134, 206, 226, 268, 412, 452, 469, 721, 791, 938, 1442, 1582, 1876, 2884, 3164, 6901, 7571, 11639, 13802, 15142, 23278, 27604, 30284, 46556, 48307, 52997, 81473, 96614, 105994, 162946, 193228, 211988, 325892, 779813, 1559626, 3119252, 5458691, 10917382, 21834764]

約数ペア:

[(1, 21834764), (2, 10917382), (4, 5458691), (7, 3119252), (14, 1559626), (28, 779813), (67, 325892), (103, 211988), (113, 193228), (134, 162946), (206, 105994), (226, 96614), (268, 81473), (412, 52997), (452, 48307), (469, 46556), (721, 30284), (791, 27604), (938, 23278), (1442, 15142), (1582, 13802), (1876, 11639), (2884, 7571), (3164, 6901)]