21520032

素因数分解:

$2^5\times 3^1\times {\mathrm{97}}^1\times {\mathrm{2311}}^1$

素因数の和:2421

約数の個数: 48

約数和(自身を含む): 57097152

約数和(自身を除く): 35577120

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 97, 194, 291, 388, 582, 776, 1164, 1552, 2311, 2328, 3104, 4622, 4656, 6933, 9244, 9312, 13866, 18488, 27732, 36976, 55464, 73952, 110928, 221856, 224167, 448334, 672501, 896668, 1345002, 1793336, 2690004, 3586672, 5380008, 7173344, 10760016, 21520032]

約数ペア:

[(1, 21520032), (2, 10760016), (3, 7173344), (4, 5380008), (6, 3586672), (8, 2690004), (12, 1793336), (16, 1345002), (24, 896668), (32, 672501), (48, 448334), (96, 224167), (97, 221856), (194, 110928), (291, 73952), (388, 55464), (582, 36976), (776, 27732), (1164, 18488), (1552, 13866), (2311, 9312), (2328, 9244), (3104, 6933), (4622, 4656)]