21333373344

素因数分解:

$2^5\times 3^2\times {\mathrm{263}}^1\times {\mathrm{281651}}^1$

素因数の和:281930

約数の個数: 72

約数和(自身を含む): 60897668832

約数和(自身を除く): 39564295488

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 263, 288, 526, 789, 1052, 1578, 2104, 2367, 3156, 4208, 4734, 6312, 8416, 9468, 12624, 18936, 25248, 37872, 75744, 281651, 563302, 844953, 1126604, 1689906, 2253208, 2534859, 3379812, 4506416, 5069718, 6759624, 9012832, 10139436, 13519248, 20278872, 27038496, 40557744, 74074213, 81115488, 148148426, 222222639, 296296852, 444445278, 592593704, 666667917, 888890556, 1185187408, 1333335834, 1777781112, 2370374816, 2666671668, 3555562224, 5333343336, 7111124448, 10666686672, 21333373344]

約数ペア:

[(1, 21333373344), (2, 10666686672), (3, 7111124448), (4, 5333343336), (6, 3555562224), (8, 2666671668), (9, 2370374816), (12, 1777781112), (16, 1333335834), (18, 1185187408), (24, 888890556), (32, 666667917), (36, 592593704), (48, 444445278), (72, 296296852), (96, 222222639), (144, 148148426), (263, 81115488), (288, 74074213), (526, 40557744), (789, 27038496), (1052, 20278872), (1578, 13519248), (2104, 10139436), (2367, 9012832), (3156, 6759624), (4208, 5069718), (4734, 4506416), (6312, 3379812), (8416, 2534859), (9468, 2253208), (12624, 1689906), (18936, 1126604), (25248, 844953), (37872, 563302), (75744, 281651)]