21706076

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1471}}^1$

素因数の和:1530

約数の個数: 48

約数和(自身を含む): 47480832

約数和(自身を除く): 25774756

約数列:

[1, 2, 4, 7, 14, 17, 28, 31, 34, 62, 68, 119, 124, 217, 238, 434, 476, 527, 868, 1054, 1471, 2108, 2942, 3689, 5884, 7378, 10297, 14756, 20594, 25007, 41188, 45601, 50014, 91202, 100028, 175049, 182404, 319207, 350098, 638414, 700196, 775217, 1276828, 1550434, 3100868, 5426519, 10853038, 21706076]

約数ペア:

[(1, 21706076), (2, 10853038), (4, 5426519), (7, 3100868), (14, 1550434), (17, 1276828), (28, 775217), (31, 700196), (34, 638414), (62, 350098), (68, 319207), (119, 182404), (124, 175049), (217, 100028), (238, 91202), (434, 50014), (476, 45601), (527, 41188), (868, 25007), (1054, 20594), (1471, 14756), (2108, 10297), (2942, 7378), (3689, 5884)]