21191058

素因数分解:

$2^1\times 3^5\times 7^1\times {\mathrm{6229}}^1$

素因数の和:6253

約数の個数: 48

約数和(自身を含む): 54425280

約数和(自身を除く): 33234222

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 243, 378, 486, 567, 1134, 1701, 3402, 6229, 12458, 18687, 37374, 43603, 56061, 87206, 112122, 130809, 168183, 261618, 336366, 392427, 504549, 784854, 1009098, 1177281, 1513647, 2354562, 3027294, 3531843, 7063686, 10595529, 21191058]

約数ペア:

[(1, 21191058), (2, 10595529), (3, 7063686), (6, 3531843), (7, 3027294), (9, 2354562), (14, 1513647), (18, 1177281), (21, 1009098), (27, 784854), (42, 504549), (54, 392427), (63, 336366), (81, 261618), (126, 168183), (162, 130809), (189, 112122), (243, 87206), (378, 56061), (486, 43603), (567, 37374), (1134, 18687), (1701, 12458), (3402, 6229)]