15921864

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{4513}}^1$

素因数の和:4539

約数の個数: 72

約数和(自身を含む): 50173110

約数和(自身を除く): 34251246

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 49, 56, 63, 72, 84, 98, 126, 147, 168, 196, 252, 294, 392, 441, 504, 588, 882, 1176, 1764, 3528, 4513, 9026, 13539, 18052, 27078, 31591, 36104, 40617, 54156, 63182, 81234, 94773, 108312, 126364, 162468, 189546, 221137, 252728, 284319, 324936, 379092, 442274, 568638, 663411, 758184, 884548, 1137276, 1326822, 1769096, 1990233, 2274552, 2653644, 3980466, 5307288, 7960932, 15921864]

約数ペア:

[(1, 15921864), (2, 7960932), (3, 5307288), (4, 3980466), (6, 2653644), (7, 2274552), (8, 1990233), (9, 1769096), (12, 1326822), (14, 1137276), (18, 884548), (21, 758184), (24, 663411), (28, 568638), (36, 442274), (42, 379092), (49, 324936), (56, 284319), (63, 252728), (72, 221137), (84, 189546), (98, 162468), (126, 126364), (147, 108312), (168, 94773), (196, 81234), (252, 63182), (294, 54156), (392, 40617), (441, 36104), (504, 31591), (588, 27078), (882, 18052), (1176, 13539), (1764, 9026), (3528, 4513)]