21256754928

素因数分解:

$2^4\times 3^1\times {\mathrm{23}}^1\times {\mathrm{419}}^1\times {\mathrm{45953}}^1$

素因数の和:46406

約数の個数: 80

約数和(自身を含む): 57438823680

約数和(自身を除く): 36182068752

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 46, 48, 69, 92, 138, 184, 276, 368, 419, 552, 838, 1104, 1257, 1676, 2514, 3352, 5028, 6704, 9637, 10056, 19274, 20112, 28911, 38548, 45953, 57822, 77096, 91906, 115644, 137859, 154192, 183812, 231288, 275718, 367624, 462576, 551436, 735248, 1056919, 1102872, 2113838, 2205744, 3170757, 4227676, 6341514, 8455352, 12683028, 16910704, 19254307, 25366056, 38508614, 50732112, 57762921, 77017228, 115525842, 154034456, 231051684, 308068912, 442849061, 462103368, 885698122, 924206736, 1328547183, 1771396244, 2657094366, 3542792488, 5314188732, 7085584976, 10628377464, 21256754928]

約数ペア:

[(1, 21256754928), (2, 10628377464), (3, 7085584976), (4, 5314188732), (6, 3542792488), (8, 2657094366), (12, 1771396244), (16, 1328547183), (23, 924206736), (24, 885698122), (46, 462103368), (48, 442849061), (69, 308068912), (92, 231051684), (138, 154034456), (184, 115525842), (276, 77017228), (368, 57762921), (419, 50732112), (552, 38508614), (838, 25366056), (1104, 19254307), (1257, 16910704), (1676, 12683028), (2514, 8455352), (3352, 6341514), (5028, 4227676), (6704, 3170757), (9637, 2205744), (10056, 2113838), (19274, 1102872), (20112, 1056919), (28911, 735248), (38548, 551436), (45953, 462576), (57822, 367624), (77096, 275718), (91906, 231288), (115644, 183812), (137859, 154192)]