21508032

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1231}}^1$

素因数の和:1266

約数の個数: 112

約数和(自身を含む): 70095872

約数和(自身を除く): 48587840

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 32, 39, 42, 48, 52, 56, 64, 78, 84, 91, 96, 104, 112, 156, 168, 182, 192, 208, 224, 273, 312, 336, 364, 416, 448, 546, 624, 672, 728, 832, 1092, 1231, 1248, 1344, 1456, 2184, 2462, 2496, 2912, 3693, 4368, 4924, 5824, 7386, 8617, 8736, 9848, 14772, 16003, 17234, 17472, 19696, 25851, 29544, 32006, 34468, 39392, 48009, 51702, 59088, 64012, 68936, 78784, 96018, 103404, 112021, 118176, 128024, 137872, 192036, 206808, 224042, 236352, 256048, 275744, 336063, 384072, 413616, 448084, 512096, 551488, 672126, 768144, 827232, 896168, 1024192, 1344252, 1536288, 1654464, 1792336, 2688504, 3072576, 3584672, 5377008, 7169344, 10754016, 21508032]

約数ペア:

[(1, 21508032), (2, 10754016), (3, 7169344), (4, 5377008), (6, 3584672), (7, 3072576), (8, 2688504), (12, 1792336), (13, 1654464), (14, 1536288), (16, 1344252), (21, 1024192), (24, 896168), (26, 827232), (28, 768144), (32, 672126), (39, 551488), (42, 512096), (48, 448084), (52, 413616), (56, 384072), (64, 336063), (78, 275744), (84, 256048), (91, 236352), (96, 224042), (104, 206808), (112, 192036), (156, 137872), (168, 128024), (182, 118176), (192, 112021), (208, 103404), (224, 96018), (273, 78784), (312, 68936), (336, 64012), (364, 59088), (416, 51702), (448, 48009), (546, 39392), (624, 34468), (672, 32006), (728, 29544), (832, 25851), (1092, 19696), (1231, 17472), (1248, 17234), (1344, 16003), (1456, 14772), (2184, 9848), (2462, 8736), (2496, 8617), (2912, 7386), (3693, 5824), (4368, 4924)]