21037464

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{67}}^1\times {\mathrm{89}}^1$

素因数の和:182

約数の個数: 144

約数和(自身を含む): 68023800

約数和(自身を除く): 46986336

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 49, 56, 63, 67, 72, 84, 89, 98, 126, 134, 147, 168, 178, 196, 201, 252, 267, 268, 294, 356, 392, 402, 441, 469, 504, 534, 536, 588, 603, 623, 712, 801, 804, 882, 938, 1068, 1176, 1206, 1246, 1407, 1602, 1608, 1764, 1869, 1876, 2136, 2412, 2492, 2814, 3204, 3283, 3528, 3738, 3752, 4221, 4361, 4824, 4984, 5607, 5628, 5963, 6408, 6566, 7476, 8442, 8722, 9849, 11214, 11256, 11926, 13083, 13132, 14952, 16884, 17444, 17889, 19698, 22428, 23852, 26166, 26264, 29547, 33768, 34888, 35778, 39249, 39396, 41741, 44856, 47704, 52332, 53667, 59094, 71556, 78498, 78792, 83482, 104664, 107334, 118188, 125223, 143112, 156996, 166964, 214668, 236376, 250446, 292187, 313992, 333928, 375669, 429336, 500892, 584374, 751338, 876561, 1001784, 1168748, 1502676, 1753122, 2337496, 2629683, 3005352, 3506244, 5259366, 7012488, 10518732, 21037464]

約数ペア:

[(1, 21037464), (2, 10518732), (3, 7012488), (4, 5259366), (6, 3506244), (7, 3005352), (8, 2629683), (9, 2337496), (12, 1753122), (14, 1502676), (18, 1168748), (21, 1001784), (24, 876561), (28, 751338), (36, 584374), (42, 500892), (49, 429336), (56, 375669), (63, 333928), (67, 313992), (72, 292187), (84, 250446), (89, 236376), (98, 214668), (126, 166964), (134, 156996), (147, 143112), (168, 125223), (178, 118188), (196, 107334), (201, 104664), (252, 83482), (267, 78792), (268, 78498), (294, 71556), (356, 59094), (392, 53667), (402, 52332), (441, 47704), (469, 44856), (504, 41741), (534, 39396), (536, 39249), (588, 35778), (603, 34888), (623, 33768), (712, 29547), (801, 26264), (804, 26166), (882, 23852), (938, 22428), (1068, 19698), (1176, 17889), (1206, 17444), (1246, 16884), (1407, 14952), (1602, 13132), (1608, 13083), (1764, 11926), (1869, 11256), (1876, 11214), (2136, 9849), (2412, 8722), (2492, 8442), (2814, 7476), (3204, 6566), (3283, 6408), (3528, 5963), (3738, 5628), (3752, 5607), (4221, 4984), (4361, 4824)]