21535584

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{439}}^1$

素因数の和:532

約数の個数: 96

約数和(自身を含む): 65640960

約数和(自身を除く): 44105376

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 73, 84, 96, 112, 146, 168, 219, 224, 292, 336, 438, 439, 511, 584, 672, 876, 878, 1022, 1168, 1317, 1533, 1752, 1756, 2044, 2336, 2634, 3066, 3073, 3504, 3512, 4088, 5268, 6132, 6146, 7008, 7024, 8176, 9219, 10536, 12264, 12292, 14048, 16352, 18438, 21072, 24528, 24584, 32047, 36876, 42144, 49056, 49168, 64094, 73752, 96141, 98336, 128188, 147504, 192282, 224329, 256376, 295008, 384564, 448658, 512752, 672987, 769128, 897316, 1025504, 1345974, 1538256, 1794632, 2691948, 3076512, 3589264, 5383896, 7178528, 10767792, 21535584]

約数ペア:

[(1, 21535584), (2, 10767792), (3, 7178528), (4, 5383896), (6, 3589264), (7, 3076512), (8, 2691948), (12, 1794632), (14, 1538256), (16, 1345974), (21, 1025504), (24, 897316), (28, 769128), (32, 672987), (42, 512752), (48, 448658), (56, 384564), (73, 295008), (84, 256376), (96, 224329), (112, 192282), (146, 147504), (168, 128188), (219, 98336), (224, 96141), (292, 73752), (336, 64094), (438, 49168), (439, 49056), (511, 42144), (584, 36876), (672, 32047), (876, 24584), (878, 24528), (1022, 21072), (1168, 18438), (1317, 16352), (1533, 14048), (1752, 12292), (1756, 12264), (2044, 10536), (2336, 9219), (2634, 8176), (3066, 7024), (3073, 7008), (3504, 6146), (3512, 6132), (4088, 5268)]