21371726224

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{3056597}}^1$

素因数の和:3056647

約数の個数: 40

約数和(自身を含む): 45482178240

約数和(自身を除く): 24110452016

約数列:

[1, 2, 4, 8, 16, 19, 23, 38, 46, 76, 92, 152, 184, 304, 368, 437, 874, 1748, 3496, 6992, 3056597, 6113194, 12226388, 24452776, 48905552, 58075343, 70301731, 116150686, 140603462, 232301372, 281206924, 464602744, 562413848, 929205488, 1124827696, 1335732889, 2671465778, 5342931556, 10685863112, 21371726224]

約数ペア:

[(1, 21371726224), (2, 10685863112), (4, 5342931556), (8, 2671465778), (16, 1335732889), (19, 1124827696), (23, 929205488), (38, 562413848), (46, 464602744), (76, 281206924), (92, 232301372), (152, 140603462), (184, 116150686), (304, 70301731), (368, 58075343), (437, 48905552), (874, 24452776), (1748, 12226388), (3496, 6113194), (6992, 3056597)]