21267680

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1117}}^1$

素因数の和:1156

約数の個数: 96

約数和(自身を含む): 60854976

約数和(自身を除く): 39587296

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 56, 68, 70, 80, 85, 112, 119, 136, 140, 160, 170, 224, 238, 272, 280, 340, 476, 544, 560, 595, 680, 952, 1117, 1120, 1190, 1360, 1904, 2234, 2380, 2720, 3808, 4468, 4760, 5585, 7819, 8936, 9520, 11170, 15638, 17872, 18989, 19040, 22340, 31276, 35744, 37978, 39095, 44680, 62552, 75956, 78190, 89360, 94945, 125104, 132923, 151912, 156380, 178720, 189890, 250208, 265846, 303824, 312760, 379780, 531692, 607648, 625520, 664615, 759560, 1063384, 1251040, 1329230, 1519120, 2126768, 2658460, 3038240, 4253536, 5316920, 10633840, 21267680]

約数ペア:

[(1, 21267680), (2, 10633840), (4, 5316920), (5, 4253536), (7, 3038240), (8, 2658460), (10, 2126768), (14, 1519120), (16, 1329230), (17, 1251040), (20, 1063384), (28, 759560), (32, 664615), (34, 625520), (35, 607648), (40, 531692), (56, 379780), (68, 312760), (70, 303824), (80, 265846), (85, 250208), (112, 189890), (119, 178720), (136, 156380), (140, 151912), (160, 132923), (170, 125104), (224, 94945), (238, 89360), (272, 78190), (280, 75956), (340, 62552), (476, 44680), (544, 39095), (560, 37978), (595, 35744), (680, 31276), (952, 22340), (1117, 19040), (1120, 18989), (1190, 17872), (1360, 15638), (1904, 11170), (2234, 9520), (2380, 8936), (2720, 7819), (3808, 5585), (4468, 4760)]