21269142

素因数分解:

$2^1\times 3^4\times {\mathrm{17}}^1\times {\mathrm{7723}}^1$

素因数の和:7754

約数の個数: 40

約数和(自身を含む): 50468616

約数和(自身を除く): 29199474

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 34, 51, 54, 81, 102, 153, 162, 306, 459, 918, 1377, 2754, 7723, 15446, 23169, 46338, 69507, 131291, 139014, 208521, 262582, 393873, 417042, 625563, 787746, 1181619, 1251126, 2363238, 3544857, 7089714, 10634571, 21269142]

約数ペア:

[(1, 21269142), (2, 10634571), (3, 7089714), (6, 3544857), (9, 2363238), (17, 1251126), (18, 1181619), (27, 787746), (34, 625563), (51, 417042), (54, 393873), (81, 262582), (102, 208521), (153, 139014), (162, 131291), (306, 69507), (459, 46338), (918, 23169), (1377, 15446), (2754, 7723)]