21827416

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{5119}}^1$

素因数の和:5179

約数の個数: 32

約数和(自身を含む): 45158400

約数和(自身を除く): 23330984

約数列:

[1, 2, 4, 8, 13, 26, 41, 52, 82, 104, 164, 328, 533, 1066, 2132, 4264, 5119, 10238, 20476, 40952, 66547, 133094, 209879, 266188, 419758, 532376, 839516, 1679032, 2728427, 5456854, 10913708, 21827416]

約数ペア:

[(1, 21827416), (2, 10913708), (4, 5456854), (8, 2728427), (13, 1679032), (26, 839516), (41, 532376), (52, 419758), (82, 266188), (104, 209879), (164, 133094), (328, 66547), (533, 40952), (1066, 20476), (2132, 10238), (4264, 5119)]