21167404089

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{358727}}^1$

素因数の和:358849

約数の個数: 32

約数和(自身を含む): 32543804160

約数和(自身を除く): 11376400071

約数列:

[1, 3, 13, 17, 39, 51, 89, 221, 267, 663, 1157, 1513, 3471, 4539, 19669, 59007, 358727, 1076181, 4663451, 6098359, 13990353, 18295077, 31926703, 79278667, 95780109, 237836001, 415047139, 542753951, 1245141417, 1628261853, 7055801363, 21167404089]

約数ペア:

[(1, 21167404089), (3, 7055801363), (13, 1628261853), (17, 1245141417), (39, 542753951), (51, 415047139), (89, 237836001), (221, 95780109), (267, 79278667), (663, 31926703), (1157, 18295077), (1513, 13990353), (3471, 6098359), (4539, 4663451), (19669, 1076181), (59007, 358727)]