21454722

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1787}}^1$

素因数の和:1847

約数の個数: 48

約数和(自身を含む): 50207040

約数和(自身を除く): 28752318

約数列:

[1, 2, 3, 6, 9, 18, 23, 29, 46, 58, 69, 87, 138, 174, 207, 261, 414, 522, 667, 1334, 1787, 2001, 3574, 4002, 5361, 6003, 10722, 12006, 16083, 32166, 41101, 51823, 82202, 103646, 123303, 155469, 246606, 310938, 369909, 466407, 739818, 932814, 1191929, 2383858, 3575787, 7151574, 10727361, 21454722]

約数ペア:

[(1, 21454722), (2, 10727361), (3, 7151574), (6, 3575787), (9, 2383858), (18, 1191929), (23, 932814), (29, 739818), (46, 466407), (58, 369909), (69, 310938), (87, 246606), (138, 155469), (174, 123303), (207, 103646), (261, 82202), (414, 51823), (522, 41101), (667, 32166), (1334, 16083), (1787, 12006), (2001, 10722), (3574, 6003), (4002, 5361)]