21738912

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17419}}^1$

素因数の和:17445

約数の個数: 48

約数和(自身を含む): 61457760

約数和(自身を除く): 39718848

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 78, 96, 104, 156, 208, 312, 416, 624, 1248, 17419, 34838, 52257, 69676, 104514, 139352, 209028, 226447, 278704, 418056, 452894, 557408, 679341, 836112, 905788, 1358682, 1672224, 1811576, 2717364, 3623152, 5434728, 7246304, 10869456, 21738912]

約数ペア:

[(1, 21738912), (2, 10869456), (3, 7246304), (4, 5434728), (6, 3623152), (8, 2717364), (12, 1811576), (13, 1672224), (16, 1358682), (24, 905788), (26, 836112), (32, 679341), (39, 557408), (48, 452894), (52, 418056), (78, 278704), (96, 226447), (104, 209028), (156, 139352), (208, 104514), (312, 69676), (416, 52257), (624, 34838), (1248, 17419)]