21485808

素因数分解:

$2^4\times 3^2\times {\mathrm{19}}^1\times {\mathrm{7853}}^1$

素因数の和:7886

約数の個数: 60

約数和(自身を含む): 63303240

約数和(自身を除く): 41817432

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 36, 38, 48, 57, 72, 76, 114, 144, 152, 171, 228, 304, 342, 456, 684, 912, 1368, 2736, 7853, 15706, 23559, 31412, 47118, 62824, 70677, 94236, 125648, 141354, 149207, 188472, 282708, 298414, 376944, 447621, 565416, 596828, 895242, 1130832, 1193656, 1342863, 1790484, 2387312, 2685726, 3580968, 5371452, 7161936, 10742904, 21485808]

約数ペア:

[(1, 21485808), (2, 10742904), (3, 7161936), (4, 5371452), (6, 3580968), (8, 2685726), (9, 2387312), (12, 1790484), (16, 1342863), (18, 1193656), (19, 1130832), (24, 895242), (36, 596828), (38, 565416), (48, 447621), (57, 376944), (72, 298414), (76, 282708), (114, 188472), (144, 149207), (152, 141354), (171, 125648), (228, 94236), (304, 70677), (342, 62824), (456, 47118), (684, 31412), (912, 23559), (1368, 15706), (2736, 7853)]