21574210528

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{978511}}^1$

素因数の和:978587

約数の個数: 48

約数和(自身を含む): 46604569536

約数和(自身を除く): 25030359008

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 53, 104, 106, 208, 212, 416, 424, 689, 848, 1378, 1696, 2756, 5512, 11024, 22048, 978511, 1957022, 3914044, 7828088, 12720643, 15656176, 25441286, 31312352, 50882572, 51861083, 101765144, 103722166, 203530288, 207444332, 407060576, 414888664, 674194079, 829777328, 1348388158, 1659554656, 2696776316, 5393552632, 10787105264, 21574210528]

約数ペア:

[(1, 21574210528), (2, 10787105264), (4, 5393552632), (8, 2696776316), (13, 1659554656), (16, 1348388158), (26, 829777328), (32, 674194079), (52, 414888664), (53, 407060576), (104, 207444332), (106, 203530288), (208, 103722166), (212, 101765144), (416, 51861083), (424, 50882572), (689, 31312352), (848, 25441286), (1378, 15656176), (1696, 12720643), (2756, 7828088), (5512, 3914044), (11024, 1957022), (22048, 978511)]