21676133024

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{7443727}}^1$

素因数の和:7443757

約数の個数: 48

約数和(自身を含む): 52522944768

約数和(自身を除く): 30846811744

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 91, 104, 112, 182, 208, 224, 364, 416, 728, 1456, 2912, 7443727, 14887454, 29774908, 52106089, 59549816, 96768451, 104212178, 119099632, 193536902, 208424356, 238199264, 387073804, 416848712, 677379157, 774147608, 833697424, 1354758314, 1548295216, 1667394848, 2709516628, 3096590432, 5419033256, 10838066512, 21676133024]

約数ペア:

[(1, 21676133024), (2, 10838066512), (4, 5419033256), (7, 3096590432), (8, 2709516628), (13, 1667394848), (14, 1548295216), (16, 1354758314), (26, 833697424), (28, 774147608), (32, 677379157), (52, 416848712), (56, 387073804), (91, 238199264), (104, 208424356), (112, 193536902), (182, 119099632), (208, 104212178), (224, 96768451), (364, 59549816), (416, 52106089), (728, 29774908), (1456, 14887454), (2912, 7443727)]