21102488

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{8269}}^1$

素因数の和:8315

約数の個数: 32

約数和(自身を含む): 44658000

約数和(自身を除く): 23555512

約数列:

[1, 2, 4, 8, 11, 22, 29, 44, 58, 88, 116, 232, 319, 638, 1276, 2552, 8269, 16538, 33076, 66152, 90959, 181918, 239801, 363836, 479602, 727672, 959204, 1918408, 2637811, 5275622, 10551244, 21102488]

約数ペア:

[(1, 21102488), (2, 10551244), (4, 5275622), (8, 2637811), (11, 1918408), (22, 959204), (29, 727672), (44, 479602), (58, 363836), (88, 239801), (116, 181918), (232, 90959), (319, 66152), (638, 33076), (1276, 16538), (2552, 8269)]