21140329728

素因数分解:

$2^8\times 3^1\times 7^1\times {\mathrm{293}}^1\times {\mathrm{13421}}^1$

素因数の和:13740

約数の個数: 144

約数和(自身を含む): 64526103936

約数和(自身を除く): 43385774208

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 168, 192, 224, 256, 293, 336, 384, 448, 586, 672, 768, 879, 896, 1172, 1344, 1758, 1792, 2051, 2344, 2688, 3516, 4102, 4688, 5376, 6153, 7032, 8204, 9376, 12306, 13421, 14064, 16408, 18752, 24612, 26842, 28128, 32816, 37504, 40263, 49224, 53684, 56256, 65632, 75008, 80526, 93947, 98448, 107368, 112512, 131264, 161052, 187894, 196896, 214736, 225024, 262528, 281841, 322104, 375788, 393792, 429472, 525056, 563682, 644208, 751576, 787584, 858944, 1127364, 1288416, 1503152, 1575168, 1717888, 2254728, 2576832, 3006304, 3435776, 3932353, 4509456, 5153664, 6012608, 7864706, 9018912, 10307328, 11797059, 12025216, 15729412, 18037824, 23594118, 24050432, 27526471, 31458824, 36075648, 47188236, 55052942, 62917648, 72151296, 82579413, 94376472, 110105884, 125835296, 165158826, 188752944, 220211768, 251670592, 330317652, 377505888, 440423536, 503341184, 660635304, 755011776, 880847072, 1006682368, 1321270608, 1510023552, 1761694144, 2642541216, 3020047104, 3523388288, 5285082432, 7046776576, 10570164864, 21140329728]

約数ペア:

[(1, 21140329728), (2, 10570164864), (3, 7046776576), (4, 5285082432), (6, 3523388288), (7, 3020047104), (8, 2642541216), (12, 1761694144), (14, 1510023552), (16, 1321270608), (21, 1006682368), (24, 880847072), (28, 755011776), (32, 660635304), (42, 503341184), (48, 440423536), (56, 377505888), (64, 330317652), (84, 251670592), (96, 220211768), (112, 188752944), (128, 165158826), (168, 125835296), (192, 110105884), (224, 94376472), (256, 82579413), (293, 72151296), (336, 62917648), (384, 55052942), (448, 47188236), (586, 36075648), (672, 31458824), (768, 27526471), (879, 24050432), (896, 23594118), (1172, 18037824), (1344, 15729412), (1758, 12025216), (1792, 11797059), (2051, 10307328), (2344, 9018912), (2688, 7864706), (3516, 6012608), (4102, 5153664), (4688, 4509456), (5376, 3932353), (6153, 3435776), (7032, 3006304), (8204, 2576832), (9376, 2254728), (12306, 1717888), (13421, 1575168), (14064, 1503152), (16408, 1288416), (18752, 1127364), (24612, 858944), (26842, 787584), (28128, 751576), (32816, 644208), (37504, 563682), (40263, 525056), (49224, 429472), (53684, 393792), (56256, 375788), (65632, 322104), (75008, 281841), (80526, 262528), (93947, 225024), (98448, 214736), (107368, 196896), (112512, 187894), (131264, 161052)]