21597252

素因数分解:

$2^2\times 3^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1\times {\mathrm{257}}^1$

素因数の和:460

約数の個数: 48

約数和(自身を含む): 52012800

約数和(自身を除く): 30415548

約数列:

[1, 2, 3, 4, 6, 12, 47, 94, 141, 149, 188, 257, 282, 298, 447, 514, 564, 596, 771, 894, 1028, 1542, 1788, 3084, 7003, 12079, 14006, 21009, 24158, 28012, 36237, 38293, 42018, 48316, 72474, 76586, 84036, 114879, 144948, 153172, 229758, 459516, 1799771, 3599542, 5399313, 7199084, 10798626, 21597252]

約数ペア:

[(1, 21597252), (2, 10798626), (3, 7199084), (4, 5399313), (6, 3599542), (12, 1799771), (47, 459516), (94, 229758), (141, 153172), (149, 144948), (188, 114879), (257, 84036), (282, 76586), (298, 72474), (447, 48316), (514, 42018), (564, 38293), (596, 36237), (771, 28012), (894, 24158), (1028, 21009), (1542, 14006), (1788, 12079), (3084, 7003)]