21744195655

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1129}}^1\times {\mathrm{6047}}^1$

素因数の和:7208

約数の個数: 48

約数和(自身を含む): 32722341120

約数和(自身を除く): 10978145465

約数列:

[1, 5, 7, 13, 35, 49, 65, 91, 245, 455, 637, 1129, 3185, 5645, 6047, 7903, 14677, 30235, 39515, 42329, 55321, 73385, 78611, 102739, 211645, 276605, 296303, 393055, 513695, 550277, 719173, 1481515, 2751385, 3595865, 3851939, 6827063, 19259695, 34135315, 47789441, 88751819, 238947205, 334526087, 443759095, 621262733, 1672630435, 3106313665, 4348839131, 21744195655]

約数ペア:

[(1, 21744195655), (5, 4348839131), (7, 3106313665), (13, 1672630435), (35, 621262733), (49, 443759095), (65, 334526087), (91, 238947205), (245, 88751819), (455, 47789441), (637, 34135315), (1129, 19259695), (3185, 6827063), (5645, 3851939), (6047, 3595865), (7903, 2751385), (14677, 1481515), (30235, 719173), (39515, 550277), (42329, 513695), (55321, 393055), (73385, 296303), (78611, 276605), (102739, 211645)]