21887194

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{2243}}^1$

素因数の和:2310

約数の個数: 32

約数和(自身を含む): 40715136

約数和(自身を除く): 18827942

約数列:

[1, 2, 7, 14, 17, 34, 41, 82, 119, 238, 287, 574, 697, 1394, 2243, 4486, 4879, 9758, 15701, 31402, 38131, 76262, 91963, 183926, 266917, 533834, 643741, 1287482, 1563371, 3126742, 10943597, 21887194]

約数ペア:

[(1, 21887194), (2, 10943597), (7, 3126742), (14, 1563371), (17, 1287482), (34, 643741), (41, 533834), (82, 266917), (119, 183926), (238, 91963), (287, 76262), (574, 38131), (697, 31402), (1394, 15701), (2243, 9758), (4486, 4879)]