21789222

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{5701}}^1$

素因数の和:5733

約数の個数: 48

約数和(自身を含む): 54602352

約数和(自身を除く): 32813130

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 49, 78, 91, 98, 147, 182, 273, 294, 546, 637, 1274, 1911, 3822, 5701, 11402, 17103, 34206, 39907, 74113, 79814, 119721, 148226, 222339, 239442, 279349, 444678, 518791, 558698, 838047, 1037582, 1556373, 1676094, 3112746, 3631537, 7263074, 10894611, 21789222]

約数ペア:

[(1, 21789222), (2, 10894611), (3, 7263074), (6, 3631537), (7, 3112746), (13, 1676094), (14, 1556373), (21, 1037582), (26, 838047), (39, 558698), (42, 518791), (49, 444678), (78, 279349), (91, 239442), (98, 222339), (147, 148226), (182, 119721), (273, 79814), (294, 74113), (546, 39907), (637, 34206), (1274, 17103), (1911, 11402), (3822, 5701)]