21789162

素因数分解:

$2^1\times 3^4\times {\mathrm{19}}^1\times {\mathrm{7079}}^1$

素因数の和:7112

約数の個数: 40

約数和(自身を含む): 51400800

約数和(自身を除く): 29611638

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 81, 114, 162, 171, 342, 513, 1026, 1539, 3078, 7079, 14158, 21237, 42474, 63711, 127422, 134501, 191133, 269002, 382266, 403503, 573399, 807006, 1146798, 1210509, 2421018, 3631527, 7263054, 10894581, 21789162]

約数ペア:

[(1, 21789162), (2, 10894581), (3, 7263054), (6, 3631527), (9, 2421018), (18, 1210509), (19, 1146798), (27, 807006), (38, 573399), (54, 403503), (57, 382266), (81, 269002), (114, 191133), (162, 134501), (171, 127422), (342, 63711), (513, 42474), (1026, 21237), (1539, 14158), (3078, 7079)]