21230976

素因数分解:

$2^7\times 3^1\times {\mathrm{13}}^1\times {\mathrm{4253}}^1$

素因数の和:4283

約数の個数: 64

約数和(自身を含む): 60747120

約数和(自身を除く): 39516144

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, 312, 384, 416, 624, 832, 1248, 1664, 2496, 4253, 4992, 8506, 12759, 17012, 25518, 34024, 51036, 55289, 68048, 102072, 110578, 136096, 165867, 204144, 221156, 272192, 331734, 408288, 442312, 544384, 663468, 816576, 884624, 1326936, 1633152, 1769248, 2653872, 3538496, 5307744, 7076992, 10615488, 21230976]

約数ペア:

[(1, 21230976), (2, 10615488), (3, 7076992), (4, 5307744), (6, 3538496), (8, 2653872), (12, 1769248), (13, 1633152), (16, 1326936), (24, 884624), (26, 816576), (32, 663468), (39, 544384), (48, 442312), (52, 408288), (64, 331734), (78, 272192), (96, 221156), (104, 204144), (128, 165867), (156, 136096), (192, 110578), (208, 102072), (312, 68048), (384, 55289), (416, 51036), (624, 34024), (832, 25518), (1248, 17012), (1664, 12759), (2496, 8506), (4253, 4992)]