21929320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{271}}^1$

素因数の和:323

約数の個数: 96

約数和(自身を含む): 60122880

約数和(自身を除く): 38193560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 85, 119, 136, 140, 170, 238, 271, 280, 289, 340, 476, 542, 578, 595, 680, 952, 1084, 1156, 1190, 1355, 1445, 1897, 2023, 2168, 2312, 2380, 2710, 2890, 3794, 4046, 4607, 4760, 5420, 5780, 7588, 8092, 9214, 9485, 10115, 10840, 11560, 15176, 16184, 18428, 18970, 20230, 23035, 32249, 36856, 37940, 40460, 46070, 64498, 75880, 78319, 80920, 92140, 128996, 156638, 161245, 184280, 257992, 313276, 322490, 391595, 548233, 626552, 644980, 783190, 1096466, 1289960, 1566380, 2192932, 2741165, 3132760, 4385864, 5482330, 10964660, 21929320]

約数ペア:

[(1, 21929320), (2, 10964660), (4, 5482330), (5, 4385864), (7, 3132760), (8, 2741165), (10, 2192932), (14, 1566380), (17, 1289960), (20, 1096466), (28, 783190), (34, 644980), (35, 626552), (40, 548233), (56, 391595), (68, 322490), (70, 313276), (85, 257992), (119, 184280), (136, 161245), (140, 156638), (170, 128996), (238, 92140), (271, 80920), (280, 78319), (289, 75880), (340, 64498), (476, 46070), (542, 40460), (578, 37940), (595, 36856), (680, 32249), (952, 23035), (1084, 20230), (1156, 18970), (1190, 18428), (1355, 16184), (1445, 15176), (1897, 11560), (2023, 10840), (2168, 10115), (2312, 9485), (2380, 9214), (2710, 8092), (2890, 7588), (3794, 5780), (4046, 5420), (4607, 4760)]