21000944760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11393}}^1\times {\mathrm{15361}}^1$

素因数の和:26768

約数の個数: 64

約数和(自身を含む): 63012466080

約数和(自身を除く): 42011521320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 11393, 15361, 22786, 30722, 34179, 45572, 46083, 56965, 61444, 68358, 76805, 91144, 92166, 113930, 122888, 136716, 153610, 170895, 184332, 227860, 230415, 273432, 307220, 341790, 368664, 455720, 460830, 614440, 683580, 921660, 1367160, 1843320, 175007873, 350015746, 525023619, 700031492, 875039365, 1050047238, 1400062984, 1750078730, 2100094476, 2625118095, 3500157460, 4200188952, 5250236190, 7000314920, 10500472380, 21000944760]

約数ペア:

[(1, 21000944760), (2, 10500472380), (3, 7000314920), (4, 5250236190), (5, 4200188952), (6, 3500157460), (8, 2625118095), (10, 2100094476), (12, 1750078730), (15, 1400062984), (20, 1050047238), (24, 875039365), (30, 700031492), (40, 525023619), (60, 350015746), (120, 175007873), (11393, 1843320), (15361, 1367160), (22786, 921660), (30722, 683580), (34179, 614440), (45572, 460830), (46083, 455720), (56965, 368664), (61444, 341790), (68358, 307220), (76805, 273432), (91144, 230415), (92166, 227860), (113930, 184332), (122888, 170895), (136716, 153610)]