21306727656

素因数分解:

$2^3\times 3^2\times {\mathrm{113}}^1\times {\mathrm{131}}^1\times {\mathrm{19991}}^1$

素因数の和:20247

約数の個数: 96

約数和(自身を含む): 58663725120

約数和(自身を除く): 37356997464

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 113, 131, 226, 262, 339, 393, 452, 524, 678, 786, 904, 1017, 1048, 1179, 1356, 1572, 2034, 2358, 2712, 3144, 4068, 4716, 8136, 9432, 14803, 19991, 29606, 39982, 44409, 59212, 59973, 79964, 88818, 118424, 119946, 133227, 159928, 177636, 179919, 239892, 266454, 355272, 359838, 479784, 532908, 719676, 1065816, 1439352, 2258983, 2618821, 4517966, 5237642, 6776949, 7856463, 9035932, 10475284, 13553898, 15712926, 18071864, 20330847, 20950568, 23569389, 27107796, 31425852, 40661694, 47138778, 54215592, 62851704, 81323388, 94277556, 162646776, 188555112, 295926773, 591853546, 887780319, 1183707092, 1775560638, 2367414184, 2663340957, 3551121276, 5326681914, 7102242552, 10653363828, 21306727656]

約数ペア:

[(1, 21306727656), (2, 10653363828), (3, 7102242552), (4, 5326681914), (6, 3551121276), (8, 2663340957), (9, 2367414184), (12, 1775560638), (18, 1183707092), (24, 887780319), (36, 591853546), (72, 295926773), (113, 188555112), (131, 162646776), (226, 94277556), (262, 81323388), (339, 62851704), (393, 54215592), (452, 47138778), (524, 40661694), (678, 31425852), (786, 27107796), (904, 23569389), (1017, 20950568), (1048, 20330847), (1179, 18071864), (1356, 15712926), (1572, 13553898), (2034, 10475284), (2358, 9035932), (2712, 7856463), (3144, 6776949), (4068, 5237642), (4716, 4517966), (8136, 2618821), (9432, 2258983), (14803, 1439352), (19991, 1065816), (29606, 719676), (39982, 532908), (44409, 479784), (59212, 359838), (59973, 355272), (79964, 266454), (88818, 239892), (118424, 179919), (119946, 177636), (133227, 159928)]