21644150

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1$

素因数の和:134

約数の個数: 96

約数和(自身を含む): 48211200

約数和(自身を除く): 26567050

約数列:

[1, 2, 5, 10, 11, 22, 23, 25, 29, 46, 50, 55, 58, 59, 110, 115, 118, 145, 230, 253, 275, 290, 295, 319, 506, 550, 575, 590, 638, 649, 667, 725, 1150, 1265, 1298, 1334, 1357, 1450, 1475, 1595, 1711, 2530, 2714, 2950, 3190, 3245, 3335, 3422, 6325, 6490, 6670, 6785, 7337, 7975, 8555, 12650, 13570, 14674, 14927, 15950, 16225, 16675, 17110, 18821, 29854, 32450, 33350, 33925, 36685, 37642, 39353, 42775, 67850, 73370, 74635, 78706, 85550, 94105, 149270, 183425, 188210, 196765, 366850, 373175, 393530, 432883, 470525, 746350, 865766, 941050, 983825, 1967650, 2164415, 4328830, 10822075, 21644150]

約数ペア:

[(1, 21644150), (2, 10822075), (5, 4328830), (10, 2164415), (11, 1967650), (22, 983825), (23, 941050), (25, 865766), (29, 746350), (46, 470525), (50, 432883), (55, 393530), (58, 373175), (59, 366850), (110, 196765), (115, 188210), (118, 183425), (145, 149270), (230, 94105), (253, 85550), (275, 78706), (290, 74635), (295, 73370), (319, 67850), (506, 42775), (550, 39353), (575, 37642), (590, 36685), (638, 33925), (649, 33350), (667, 32450), (725, 29854), (1150, 18821), (1265, 17110), (1298, 16675), (1334, 16225), (1357, 15950), (1450, 14927), (1475, 14674), (1595, 13570), (1711, 12650), (2530, 8555), (2714, 7975), (2950, 7337), (3190, 6785), (3245, 6670), (3335, 6490), (3422, 6325)]