21786825704

素因数分解:

$2^3\times 7^2\times {\mathrm{2551}}^1\times {\mathrm{21787}}^1$

素因数の和:24358

約数の個数: 48

約数和(自身を含む): 47540544480

約数和(自身を除く): 25753718776

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 2551, 5102, 10204, 17857, 20408, 21787, 35714, 43574, 71428, 87148, 124999, 142856, 152509, 174296, 249998, 305018, 499996, 610036, 999992, 1067563, 1220072, 2135126, 4270252, 8540504, 55578637, 111157274, 222314548, 389050459, 444629096, 778100918, 1556201836, 2723353213, 3112403672, 5446706426, 10893412852, 21786825704]

約数ペア:

[(1, 21786825704), (2, 10893412852), (4, 5446706426), (7, 3112403672), (8, 2723353213), (14, 1556201836), (28, 778100918), (49, 444629096), (56, 389050459), (98, 222314548), (196, 111157274), (392, 55578637), (2551, 8540504), (5102, 4270252), (10204, 2135126), (17857, 1220072), (20408, 1067563), (21787, 999992), (35714, 610036), (43574, 499996), (71428, 305018), (87148, 249998), (124999, 174296), (142856, 152509)]