21386299824

素因数分解:

$2^4\times 3^2\times {\mathrm{79}}^1\times {\mathrm{1879949}}^1$

素因数の和:1880042

約数の個数: 60

約数和(自身を含む): 60609588000

約数和(自身を除く): 39223288176

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 79, 144, 158, 237, 316, 474, 632, 711, 948, 1264, 1422, 1896, 2844, 3792, 5688, 11376, 1879949, 3759898, 5639847, 7519796, 11279694, 15039592, 16919541, 22559388, 30079184, 33839082, 45118776, 67678164, 90237552, 135356328, 148515971, 270712656, 297031942, 445547913, 594063884, 891095826, 1188127768, 1336643739, 1782191652, 2376255536, 2673287478, 3564383304, 5346574956, 7128766608, 10693149912, 21386299824]

約数ペア:

[(1, 21386299824), (2, 10693149912), (3, 7128766608), (4, 5346574956), (6, 3564383304), (8, 2673287478), (9, 2376255536), (12, 1782191652), (16, 1336643739), (18, 1188127768), (24, 891095826), (36, 594063884), (48, 445547913), (72, 297031942), (79, 270712656), (144, 148515971), (158, 135356328), (237, 90237552), (316, 67678164), (474, 45118776), (632, 33839082), (711, 30079184), (948, 22559388), (1264, 16919541), (1422, 15039592), (1896, 11279694), (2844, 7519796), (3792, 5639847), (5688, 3759898), (11376, 1879949)]