21554076

素因数分解:

$2^2\times 3^1\times {\mathrm{29}}^1\times {\mathrm{241}}^1\times {\mathrm{257}}^1$

素因数の和:534

約数の個数: 48

約数和(自身を含む): 52446240

約数和(自身を除く): 30892164

約数列:

[1, 2, 3, 4, 6, 12, 29, 58, 87, 116, 174, 241, 257, 348, 482, 514, 723, 771, 964, 1028, 1446, 1542, 2892, 3084, 6989, 7453, 13978, 14906, 20967, 22359, 27956, 29812, 41934, 44718, 61937, 83868, 89436, 123874, 185811, 247748, 371622, 743244, 1796173, 3592346, 5388519, 7184692, 10777038, 21554076]

約数ペア:

[(1, 21554076), (2, 10777038), (3, 7184692), (4, 5388519), (6, 3592346), (12, 1796173), (29, 743244), (58, 371622), (87, 247748), (116, 185811), (174, 123874), (241, 89436), (257, 83868), (348, 61937), (482, 44718), (514, 41934), (723, 29812), (771, 27956), (964, 22359), (1028, 20967), (1446, 14906), (1542, 13978), (2892, 7453), (3084, 6989)]