21556272

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{26417}}^1$

素因数の和:26445

約数の個数: 40

約数和(自身を含む): 58964976

約数和(自身を除く): 37408704

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 68, 102, 136, 204, 272, 408, 816, 26417, 52834, 79251, 105668, 158502, 211336, 317004, 422672, 449089, 634008, 898178, 1268016, 1347267, 1796356, 2694534, 3592712, 5389068, 7185424, 10778136, 21556272]

約数ペア:

[(1, 21556272), (2, 10778136), (3, 7185424), (4, 5389068), (6, 3592712), (8, 2694534), (12, 1796356), (16, 1347267), (17, 1268016), (24, 898178), (34, 634008), (48, 449089), (51, 422672), (68, 317004), (102, 211336), (136, 158502), (204, 105668), (272, 79251), (408, 52834), (816, 26417)]