21742218

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1733}}^1$

素因数の和:1799

約数の個数: 48

約数和(自身を含む): 51125256

約数和(自身を除く): 29383038

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 41, 51, 82, 102, 123, 153, 246, 306, 369, 697, 738, 1394, 1733, 2091, 3466, 4182, 5199, 6273, 10398, 12546, 15597, 29461, 31194, 58922, 71053, 88383, 142106, 176766, 213159, 265149, 426318, 530298, 639477, 1207901, 1278954, 2415802, 3623703, 7247406, 10871109, 21742218]

約数ペア:

[(1, 21742218), (2, 10871109), (3, 7247406), (6, 3623703), (9, 2415802), (17, 1278954), (18, 1207901), (34, 639477), (41, 530298), (51, 426318), (82, 265149), (102, 213159), (123, 176766), (153, 142106), (246, 88383), (306, 71053), (369, 58922), (697, 31194), (738, 29461), (1394, 15597), (1733, 12546), (2091, 10398), (3466, 6273), (4182, 5199)]