21853711292

素因数分解:

$2^2\times 7^3\times {\mathrm{43}}^1\times {\mathrm{370427}}^1$

素因数の和:370495

約数の個数: 48

約数和(自身を含む): 45636729600

約数和(自身を除く): 23783018308

約数列:

[1, 2, 4, 7, 14, 28, 43, 49, 86, 98, 172, 196, 301, 343, 602, 686, 1204, 1372, 2107, 4214, 8428, 14749, 29498, 58996, 370427, 740854, 1481708, 2592989, 5185978, 10371956, 15928361, 18150923, 31856722, 36301846, 63713444, 72603692, 111498527, 127056461, 222997054, 254112922, 445994108, 508225844, 780489689, 1560979378, 3121958756, 5463427823, 10926855646, 21853711292]

約数ペア:

[(1, 21853711292), (2, 10926855646), (4, 5463427823), (7, 3121958756), (14, 1560979378), (28, 780489689), (43, 508225844), (49, 445994108), (86, 254112922), (98, 222997054), (172, 127056461), (196, 111498527), (301, 72603692), (343, 63713444), (602, 36301846), (686, 31856722), (1204, 18150923), (1372, 15928361), (2107, 10371956), (4214, 5185978), (8428, 2592989), (14749, 1481708), (29498, 740854), (58996, 370427)]