21114092

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{257}}^1$

素因数の和:350

約数の個数: 48

約数和(自身を含む): 41610240

約数和(自身を除く): 20496148

約数列:

[1, 2, 4, 19, 23, 38, 46, 47, 76, 92, 94, 188, 257, 437, 514, 874, 893, 1028, 1081, 1748, 1786, 2162, 3572, 4324, 4883, 5911, 9766, 11822, 12079, 19532, 20539, 23644, 24158, 41078, 48316, 82156, 112309, 224618, 229501, 277817, 449236, 459002, 555634, 918004, 1111268, 5278523, 10557046, 21114092]

約数ペア:

[(1, 21114092), (2, 10557046), (4, 5278523), (19, 1111268), (23, 918004), (38, 555634), (46, 459002), (47, 449236), (76, 277817), (92, 229501), (94, 224618), (188, 112309), (257, 82156), (437, 48316), (514, 41078), (874, 24158), (893, 23644), (1028, 20539), (1081, 19532), (1748, 12079), (1786, 11822), (2162, 9766), (3572, 5911), (4324, 4883)]