21737696

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1289}}^1$

素因数の和:1347

約数の個数: 48

約数和(自身を含む): 46811520

約数和(自身を除く): 25073824

約数列:

[1, 2, 4, 8, 16, 17, 31, 32, 34, 62, 68, 124, 136, 248, 272, 496, 527, 544, 992, 1054, 1289, 2108, 2578, 4216, 5156, 8432, 10312, 16864, 20624, 21913, 39959, 41248, 43826, 79918, 87652, 159836, 175304, 319672, 350608, 639344, 679303, 701216, 1278688, 1358606, 2717212, 5434424, 10868848, 21737696]

約数ペア:

[(1, 21737696), (2, 10868848), (4, 5434424), (8, 2717212), (16, 1358606), (17, 1278688), (31, 701216), (32, 679303), (34, 639344), (62, 350608), (68, 319672), (124, 175304), (136, 159836), (248, 87652), (272, 79918), (496, 43826), (527, 41248), (544, 39959), (992, 21913), (1054, 20624), (1289, 16864), (2108, 10312), (2578, 8432), (4216, 5156)]