21101652

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{4099}}^1$

素因数の和:4133

約数の個数: 72

約数和(自身を含む): 62680800

約数和(自身を除く): 41579148

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 13, 18, 22, 26, 33, 36, 39, 44, 52, 66, 78, 99, 117, 132, 143, 156, 198, 234, 286, 396, 429, 468, 572, 858, 1287, 1716, 2574, 4099, 5148, 8198, 12297, 16396, 24594, 36891, 45089, 49188, 53287, 73782, 90178, 106574, 135267, 147564, 159861, 180356, 213148, 270534, 319722, 405801, 479583, 541068, 586157, 639444, 811602, 959166, 1172314, 1623204, 1758471, 1918332, 2344628, 3516942, 5275413, 7033884, 10550826, 21101652]

約数ペア:

[(1, 21101652), (2, 10550826), (3, 7033884), (4, 5275413), (6, 3516942), (9, 2344628), (11, 1918332), (12, 1758471), (13, 1623204), (18, 1172314), (22, 959166), (26, 811602), (33, 639444), (36, 586157), (39, 541068), (44, 479583), (52, 405801), (66, 319722), (78, 270534), (99, 213148), (117, 180356), (132, 159861), (143, 147564), (156, 135267), (198, 106574), (234, 90178), (286, 73782), (396, 53287), (429, 49188), (468, 45089), (572, 36891), (858, 24594), (1287, 16396), (1716, 12297), (2574, 8198), (4099, 5148)]