21000691734

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{269}}^1\times {\mathrm{307}}^1\times {\mathrm{3853}}^1$

素因数の和:4445

約数の個数: 64

約数和(自身を含む): 46151804160

約数和(自身を除く): 25151112426

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 269, 307, 538, 614, 807, 921, 1614, 1842, 2959, 3377, 3853, 5918, 6754, 7706, 8877, 10131, 11559, 17754, 20262, 23118, 42383, 82583, 84766, 127149, 165166, 247749, 254298, 495498, 908413, 1036457, 1182871, 1816826, 2072914, 2365742, 2725239, 3109371, 3548613, 5450478, 6218742, 7097226, 11401027, 13011581, 22802054, 26023162, 34203081, 39034743, 68406162, 78069486, 318192299, 636384598, 954576897, 1909153794, 3500115289, 7000230578, 10500345867, 21000691734]

約数ペア:

[(1, 21000691734), (2, 10500345867), (3, 7000230578), (6, 3500115289), (11, 1909153794), (22, 954576897), (33, 636384598), (66, 318192299), (269, 78069486), (307, 68406162), (538, 39034743), (614, 34203081), (807, 26023162), (921, 22802054), (1614, 13011581), (1842, 11401027), (2959, 7097226), (3377, 6218742), (3853, 5450478), (5918, 3548613), (6754, 3109371), (7706, 2725239), (8877, 2365742), (10131, 2072914), (11559, 1816826), (17754, 1182871), (20262, 1036457), (23118, 908413), (42383, 495498), (82583, 254298), (84766, 247749), (127149, 165166)]