21508712424

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{424939}}^1$

素因数の和:425007

約数の個数: 96

約数和(自身を含む): 62976108000

約数和(自身を除く): 41467395576

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 37, 38, 57, 72, 74, 76, 111, 114, 148, 152, 171, 222, 228, 296, 333, 342, 444, 456, 666, 684, 703, 888, 1332, 1368, 1406, 2109, 2664, 2812, 4218, 5624, 6327, 8436, 12654, 16872, 25308, 50616, 424939, 849878, 1274817, 1699756, 2549634, 3399512, 3824451, 5099268, 7648902, 8073841, 10198536, 15297804, 15722743, 16147682, 24221523, 30595608, 31445486, 32295364, 47168229, 48443046, 62890972, 64590728, 72664569, 94336458, 96886092, 125781944, 141504687, 145329138, 188672916, 193772184, 283009374, 290658276, 298732117, 377345832, 566018748, 581316552, 597464234, 896196351, 1132037496, 1194928468, 1792392702, 2389856936, 2688589053, 3584785404, 5377178106, 7169570808, 10754356212, 21508712424]

約数ペア:

[(1, 21508712424), (2, 10754356212), (3, 7169570808), (4, 5377178106), (6, 3584785404), (8, 2688589053), (9, 2389856936), (12, 1792392702), (18, 1194928468), (19, 1132037496), (24, 896196351), (36, 597464234), (37, 581316552), (38, 566018748), (57, 377345832), (72, 298732117), (74, 290658276), (76, 283009374), (111, 193772184), (114, 188672916), (148, 145329138), (152, 141504687), (171, 125781944), (222, 96886092), (228, 94336458), (296, 72664569), (333, 64590728), (342, 62890972), (444, 48443046), (456, 47168229), (666, 32295364), (684, 31445486), (703, 30595608), (888, 24221523), (1332, 16147682), (1368, 15722743), (1406, 15297804), (2109, 10198536), (2664, 8073841), (2812, 7648902), (4218, 5099268), (5624, 3824451), (6327, 3399512), (8436, 2549634), (12654, 1699756), (16872, 1274817), (25308, 849878), (50616, 424939)]