21004815360

素因数分解:

$2^{10}\times 3^1\times 5^1\times {\mathrm{1367501}}^1$

素因数の和:1367529

約数の個数: 88

約数和(自身を含む): 67182638256

約数和(自身を除く): 46177822896

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 512, 640, 768, 960, 1024, 1280, 1536, 1920, 2560, 3072, 3840, 5120, 7680, 15360, 1367501, 2735002, 4102503, 5470004, 6837505, 8205006, 10940008, 13675010, 16410012, 20512515, 21880016, 27350020, 32820024, 41025030, 43760032, 54700040, 65640048, 82050060, 87520064, 109400080, 131280096, 164100120, 175040128, 218800160, 262560192, 328200240, 350080256, 437600320, 525120384, 656400480, 700160512, 875200640, 1050240768, 1312800960, 1400321024, 1750401280, 2100481536, 2625601920, 3500802560, 4200963072, 5251203840, 7001605120, 10502407680, 21004815360]

約数ペア:

[(1, 21004815360), (2, 10502407680), (3, 7001605120), (4, 5251203840), (5, 4200963072), (6, 3500802560), (8, 2625601920), (10, 2100481536), (12, 1750401280), (15, 1400321024), (16, 1312800960), (20, 1050240768), (24, 875200640), (30, 700160512), (32, 656400480), (40, 525120384), (48, 437600320), (60, 350080256), (64, 328200240), (80, 262560192), (96, 218800160), (120, 175040128), (128, 164100120), (160, 131280096), (192, 109400080), (240, 87520064), (256, 82050060), (320, 65640048), (384, 54700040), (480, 43760032), (512, 41025030), (640, 32820024), (768, 27350020), (960, 21880016), (1024, 20512515), (1280, 16410012), (1536, 13675010), (1920, 10940008), (2560, 8205006), (3072, 6837505), (3840, 5470004), (5120, 4102503), (7680, 2735002), (15360, 1367501)]