20211761284

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{503}}^1\times {\mathrm{70249}}^1$

素因数の和:70780

約数の個数: 48

約数和(自身を含む): 41637456000

約数和(自身を除く): 21425694716

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 286, 503, 572, 1006, 2012, 5533, 6539, 11066, 13078, 22132, 26156, 70249, 71929, 140498, 143858, 280996, 287716, 772739, 913237, 1545478, 1826474, 3090956, 3652948, 10045607, 20091214, 35335247, 40182428, 70670494, 141340988, 388687717, 459358211, 777375434, 918716422, 1554750868, 1837432844, 5052940321, 10105880642, 20211761284]

約数ペア:

[(1, 20211761284), (2, 10105880642), (4, 5052940321), (11, 1837432844), (13, 1554750868), (22, 918716422), (26, 777375434), (44, 459358211), (52, 388687717), (143, 141340988), (286, 70670494), (503, 40182428), (572, 35335247), (1006, 20091214), (2012, 10045607), (5533, 3652948), (6539, 3090956), (11066, 1826474), (13078, 1545478), (22132, 913237), (26156, 772739), (70249, 287716), (71929, 280996), (140498, 143858)]