21370291268

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1\times {\mathrm{37397}}^1$

素因数の和:37596

約数の個数: 48

約数和(自身を含む): 40294101120

約数和(自身を除く): 18923809852

約数列:

[1, 2, 4, 19, 38, 73, 76, 103, 146, 206, 292, 412, 1387, 1957, 2774, 3914, 5548, 7519, 7828, 15038, 30076, 37397, 74794, 142861, 149588, 285722, 571444, 710543, 1421086, 2729981, 2842172, 3851891, 5459962, 7703782, 10919924, 15407564, 51869639, 73185929, 103739278, 146371858, 207478556, 281188043, 292743716, 562376086, 1124752172, 5342572817, 10685145634, 21370291268]

約数ペア:

[(1, 21370291268), (2, 10685145634), (4, 5342572817), (19, 1124752172), (38, 562376086), (73, 292743716), (76, 281188043), (103, 207478556), (146, 146371858), (206, 103739278), (292, 73185929), (412, 51869639), (1387, 15407564), (1957, 10919924), (2774, 7703782), (3914, 5459962), (5548, 3851891), (7519, 2842172), (7828, 2729981), (15038, 1421086), (30076, 710543), (37397, 571444), (74794, 285722), (142861, 149588)]