21242022018

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{12335669}}^1$

素因数の和:12335722

約数の個数: 32

約数和(自身を含む): 49737421440

約数和(自身を除く): 28495399422

約数列:

[1, 2, 3, 6, 7, 14, 21, 41, 42, 82, 123, 246, 287, 574, 861, 1722, 12335669, 24671338, 37007007, 74014014, 86349683, 172699366, 259049049, 505762429, 518098098, 1011524858, 1517287287, 3034574574, 3540337003, 7080674006, 10621011009, 21242022018]

約数ペア:

[(1, 21242022018), (2, 10621011009), (3, 7080674006), (6, 3540337003), (7, 3034574574), (14, 1517287287), (21, 1011524858), (41, 518098098), (42, 505762429), (82, 259049049), (123, 172699366), (246, 86349683), (287, 74014014), (574, 37007007), (861, 24671338), (1722, 12335669)]