21401074292

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{277}}^1\times {\mathrm{11699}}^1$

素因数の和:12120

約数の個数: 48

約数和(自身を含む): 40800614400

約数和(自身を除く): 19399540108

約数列:

[1, 2, 4, 13, 26, 52, 127, 254, 277, 508, 554, 1108, 1651, 3302, 3601, 6604, 7202, 11699, 14404, 23398, 35179, 46796, 70358, 140716, 152087, 304174, 457327, 608348, 914654, 1485773, 1829308, 2971546, 3240623, 5943092, 6481246, 12962492, 19315049, 38630098, 42128099, 77260196, 84256198, 168512396, 411559121, 823118242, 1646236484, 5350268573, 10700537146, 21401074292]

約数ペア:

[(1, 21401074292), (2, 10700537146), (4, 5350268573), (13, 1646236484), (26, 823118242), (52, 411559121), (127, 168512396), (254, 84256198), (277, 77260196), (508, 42128099), (554, 38630098), (1108, 19315049), (1651, 12962492), (3302, 6481246), (3601, 5943092), (6604, 3240623), (7202, 2971546), (11699, 1829308), (14404, 1485773), (23398, 914654), (35179, 608348), (46796, 457327), (70358, 304174), (140716, 152087)]