21000427902

素因数分解:

$2^1\times 3^5\times {\mathrm{2843}}^1\times {\mathrm{15199}}^1$

素因数の和:18059

約数の個数: 48

約数和(自身を含む): 47205849600

約数和(自身を除く): 26205421698

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 243, 486, 2843, 5686, 8529, 15199, 17058, 25587, 30398, 45597, 51174, 76761, 91194, 136791, 153522, 230283, 273582, 410373, 460566, 690849, 820746, 1231119, 1381698, 2462238, 3693357, 7386714, 43210757, 86421514, 129632271, 259264542, 388896813, 777793626, 1166690439, 2333380878, 3500071317, 7000142634, 10500213951, 21000427902]

約数ペア:

[(1, 21000427902), (2, 10500213951), (3, 7000142634), (6, 3500071317), (9, 2333380878), (18, 1166690439), (27, 777793626), (54, 388896813), (81, 259264542), (162, 129632271), (243, 86421514), (486, 43210757), (2843, 7386714), (5686, 3693357), (8529, 2462238), (15199, 1381698), (17058, 1231119), (25587, 820746), (30398, 690849), (45597, 460566), (51174, 410373), (76761, 273582), (91194, 230283), (136791, 153522)]