21757488

素因数分解:

$2^4\times 3^1\times {\mathrm{97}}^1\times {\mathrm{4673}}^1$

素因数の和:4781

約数の個数: 40

約数和(自身を含む): 56798448

約数和(自身を除く): 35040960

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 97, 194, 291, 388, 582, 776, 1164, 1552, 2328, 4656, 4673, 9346, 14019, 18692, 28038, 37384, 56076, 74768, 112152, 224304, 453281, 906562, 1359843, 1813124, 2719686, 3626248, 5439372, 7252496, 10878744, 21757488]

約数ペア:

[(1, 21757488), (2, 10878744), (3, 7252496), (4, 5439372), (6, 3626248), (8, 2719686), (12, 1813124), (16, 1359843), (24, 906562), (48, 453281), (97, 224304), (194, 112152), (291, 74768), (388, 56076), (582, 37384), (776, 28038), (1164, 18692), (1552, 14019), (2328, 9346), (4656, 4673)]