21952700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2851}}^1$

素因数の和:2883

約数の個数: 72

約数和(自身を含む): 59412864

約数和(自身を除く): 37460164

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 25, 28, 35, 44, 50, 55, 70, 77, 100, 110, 140, 154, 175, 220, 275, 308, 350, 385, 550, 700, 770, 1100, 1540, 1925, 2851, 3850, 5702, 7700, 11404, 14255, 19957, 28510, 31361, 39914, 57020, 62722, 71275, 79828, 99785, 125444, 142550, 156805, 199570, 219527, 285100, 313610, 399140, 439054, 498925, 627220, 784025, 878108, 997850, 1097635, 1568050, 1995700, 2195270, 3136100, 4390540, 5488175, 10976350, 21952700]

約数ペア:

[(1, 21952700), (2, 10976350), (4, 5488175), (5, 4390540), (7, 3136100), (10, 2195270), (11, 1995700), (14, 1568050), (20, 1097635), (22, 997850), (25, 878108), (28, 784025), (35, 627220), (44, 498925), (50, 439054), (55, 399140), (70, 313610), (77, 285100), (100, 219527), (110, 199570), (140, 156805), (154, 142550), (175, 125444), (220, 99785), (275, 79828), (308, 71275), (350, 62722), (385, 57020), (550, 39914), (700, 31361), (770, 28510), (1100, 19957), (1540, 14255), (1925, 11404), (2851, 7700), (3850, 5702)]