21076224

素因数分解:

$2^8\times 3^1\times {\mathrm{13}}^1\times {\mathrm{2111}}^1$

素因数の和:2143

約数の個数: 72

約数和(自身を含む): 60436992

約数和(自身を除く): 39360768

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 128, 156, 192, 208, 256, 312, 384, 416, 624, 768, 832, 1248, 1664, 2111, 2496, 3328, 4222, 4992, 6333, 8444, 9984, 12666, 16888, 25332, 27443, 33776, 50664, 54886, 67552, 82329, 101328, 109772, 135104, 164658, 202656, 219544, 270208, 329316, 405312, 439088, 540416, 658632, 810624, 878176, 1317264, 1621248, 1756352, 2634528, 3512704, 5269056, 7025408, 10538112, 21076224]

約数ペア:

[(1, 21076224), (2, 10538112), (3, 7025408), (4, 5269056), (6, 3512704), (8, 2634528), (12, 1756352), (13, 1621248), (16, 1317264), (24, 878176), (26, 810624), (32, 658632), (39, 540416), (48, 439088), (52, 405312), (64, 329316), (78, 270208), (96, 219544), (104, 202656), (128, 164658), (156, 135104), (192, 109772), (208, 101328), (256, 82329), (312, 67552), (384, 54886), (416, 50664), (624, 33776), (768, 27443), (832, 25332), (1248, 16888), (1664, 12666), (2111, 9984), (2496, 8444), (3328, 6333), (4222, 4992)]