21167350452

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{1259}}^1\times {\mathrm{10861}}^1$

素因数の和:12173

約数の個数: 72

約数和(自身を含む): 54799224480

約数和(自身を除く): 33631874028

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 129, 172, 258, 387, 516, 774, 1259, 1548, 2518, 3777, 5036, 7554, 10861, 11331, 15108, 21722, 22662, 32583, 43444, 45324, 54137, 65166, 97749, 108274, 130332, 162411, 195498, 216548, 324822, 390996, 467023, 487233, 649644, 934046, 974466, 1401069, 1868092, 1948932, 2802138, 4203207, 5604276, 8406414, 13673999, 16812828, 27347998, 41021997, 54695996, 82043994, 123065991, 164087988, 246131982, 492263964, 587981957, 1175963914, 1763945871, 2351927828, 3527891742, 5291837613, 7055783484, 10583675226, 21167350452]

約数ペア:

[(1, 21167350452), (2, 10583675226), (3, 7055783484), (4, 5291837613), (6, 3527891742), (9, 2351927828), (12, 1763945871), (18, 1175963914), (36, 587981957), (43, 492263964), (86, 246131982), (129, 164087988), (172, 123065991), (258, 82043994), (387, 54695996), (516, 41021997), (774, 27347998), (1259, 16812828), (1548, 13673999), (2518, 8406414), (3777, 5604276), (5036, 4203207), (7554, 2802138), (10861, 1948932), (11331, 1868092), (15108, 1401069), (21722, 974466), (22662, 934046), (32583, 649644), (43444, 487233), (45324, 467023), (54137, 390996), (65166, 324822), (97749, 216548), (108274, 195498), (130332, 162411)]