21250871936

素因数分解:

$2^7\times 7^2\times {\mathrm{19}}^1\times {\mathrm{178327}}^1$

素因数の和:178374

約数の個数: 96

約数和(自身を含む): 51839949600

約数和(自身を除く): 30589077664

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 49, 56, 64, 76, 98, 112, 128, 133, 152, 196, 224, 266, 304, 392, 448, 532, 608, 784, 896, 931, 1064, 1216, 1568, 1862, 2128, 2432, 3136, 3724, 4256, 6272, 7448, 8512, 14896, 17024, 29792, 59584, 119168, 178327, 356654, 713308, 1248289, 1426616, 2496578, 2853232, 3388213, 4993156, 5706464, 6776426, 8738023, 9986312, 11412928, 13552852, 17476046, 19972624, 22825856, 23717491, 27105704, 34952092, 39945248, 47434982, 54211408, 69904184, 79890496, 94869964, 108422816, 139808368, 159780992, 166022437, 189739928, 216845632, 279616736, 332044874, 379479856, 433691264, 559233472, 664089748, 758959712, 1118466944, 1328179496, 1517919424, 2656358992, 3035838848, 5312717984, 10625435968, 21250871936]

約数ペア:

[(1, 21250871936), (2, 10625435968), (4, 5312717984), (7, 3035838848), (8, 2656358992), (14, 1517919424), (16, 1328179496), (19, 1118466944), (28, 758959712), (32, 664089748), (38, 559233472), (49, 433691264), (56, 379479856), (64, 332044874), (76, 279616736), (98, 216845632), (112, 189739928), (128, 166022437), (133, 159780992), (152, 139808368), (196, 108422816), (224, 94869964), (266, 79890496), (304, 69904184), (392, 54211408), (448, 47434982), (532, 39945248), (608, 34952092), (784, 27105704), (896, 23717491), (931, 22825856), (1064, 19972624), (1216, 17476046), (1568, 13552852), (1862, 11412928), (2128, 9986312), (2432, 8738023), (3136, 6776426), (3724, 5706464), (4256, 4993156), (6272, 3388213), (7448, 2853232), (8512, 2496578), (14896, 1426616), (17024, 1248289), (29792, 713308), (59584, 356654), (119168, 178327)]