21457668022

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{875323}}^1$

素因数の和:875452

約数の個数: 32

約数和(自身を含む): 39326556672

約数和(自身を除く): 17868888650

約数列:

[1, 2, 7, 14, 17, 34, 103, 119, 206, 238, 721, 1442, 1751, 3502, 12257, 24514, 875323, 1750646, 6127261, 12254522, 14880491, 29760982, 90158269, 104163437, 180316538, 208326874, 631107883, 1262215766, 1532690573, 3065381146, 10728834011, 21457668022]

約数ペア:

[(1, 21457668022), (2, 10728834011), (7, 3065381146), (14, 1532690573), (17, 1262215766), (34, 631107883), (103, 208326874), (119, 180316538), (206, 104163437), (238, 90158269), (721, 29760982), (1442, 14880491), (1751, 12254522), (3502, 6127261), (12257, 1750646), (24514, 875323)]