21849802

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{199}}^1$

素因数の和:358

約数の個数: 32

約数和(自身を含む): 36691200

約数和(自身を除く): 14841398

約数列:

[1, 2, 13, 26, 41, 82, 103, 199, 206, 398, 533, 1066, 1339, 2587, 2678, 4223, 5174, 8159, 8446, 16318, 20497, 40994, 54899, 106067, 109798, 212134, 266461, 532922, 840377, 1680754, 10924901, 21849802]

約数ペア:

[(1, 21849802), (2, 10924901), (13, 1680754), (26, 840377), (41, 532922), (82, 266461), (103, 212134), (199, 109798), (206, 106067), (398, 54899), (533, 40994), (1066, 20497), (1339, 16318), (2587, 8446), (2678, 8159), (4223, 5174)]