21167350516

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{2633}}^1\times {\mathrm{2917}}^1$

素因数の和:5620

約数の個数: 48

約数和(自身を含む): 40674375504

約数和(自身を除く): 19507024988

約数列:

[1, 2, 4, 13, 26, 52, 53, 106, 212, 689, 1378, 2633, 2756, 2917, 5266, 5834, 10532, 11668, 34229, 37921, 68458, 75842, 136916, 139549, 151684, 154601, 279098, 309202, 558196, 618404, 1814137, 2009813, 3628274, 4019626, 7256548, 7680461, 8039252, 15360922, 30721844, 99845993, 199691986, 399383972, 407064433, 814128866, 1628257732, 5291837629, 10583675258, 21167350516]

約数ペア:

[(1, 21167350516), (2, 10583675258), (4, 5291837629), (13, 1628257732), (26, 814128866), (52, 407064433), (53, 399383972), (106, 199691986), (212, 99845993), (689, 30721844), (1378, 15360922), (2633, 8039252), (2756, 7680461), (2917, 7256548), (5266, 4019626), (5834, 3628274), (10532, 2009813), (11668, 1814137), (34229, 618404), (37921, 558196), (68458, 309202), (75842, 279098), (136916, 154601), (139549, 151684)]