21910552

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{5197}}^1$

素因数の和:5251

約数の個数: 32

約数和(自身を含む): 44910720

約数和(自身を除く): 23000168

約数列:

[1, 2, 4, 8, 17, 31, 34, 62, 68, 124, 136, 248, 527, 1054, 2108, 4216, 5197, 10394, 20788, 41576, 88349, 161107, 176698, 322214, 353396, 644428, 706792, 1288856, 2738819, 5477638, 10955276, 21910552]

約数ペア:

[(1, 21910552), (2, 10955276), (4, 5477638), (8, 2738819), (17, 1288856), (31, 706792), (34, 644428), (62, 353396), (68, 322214), (124, 176698), (136, 161107), (248, 88349), (527, 41576), (1054, 20788), (2108, 10394), (4216, 5197)]