21981952

素因数分解:

$2^8\times {\mathrm{17}}^1\times {\mathrm{5051}}^1$

素因数の和:5084

約数の個数: 36

約数和(自身を含む): 46468296

約数和(自身を除く): 24486344

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 256, 272, 544, 1088, 2176, 4352, 5051, 10102, 20204, 40408, 80816, 85867, 161632, 171734, 323264, 343468, 646528, 686936, 1293056, 1373872, 2747744, 5495488, 10990976, 21981952]

約数ペア:

[(1, 21981952), (2, 10990976), (4, 5495488), (8, 2747744), (16, 1373872), (17, 1293056), (32, 686936), (34, 646528), (64, 343468), (68, 323264), (128, 171734), (136, 161632), (256, 85867), (272, 80816), (544, 40408), (1088, 20204), (2176, 10102), (4352, 5051)]