21323190

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{1721}}^1$

素因数の和:1797

約数の個数: 64

約数和(自身を含む): 59512320

約数和(自身を除く): 38189130

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 59, 70, 105, 118, 177, 210, 295, 354, 413, 590, 826, 885, 1239, 1721, 1770, 2065, 2478, 3442, 4130, 5163, 6195, 8605, 10326, 12047, 12390, 17210, 24094, 25815, 36141, 51630, 60235, 72282, 101539, 120470, 180705, 203078, 304617, 361410, 507695, 609234, 710773, 1015390, 1421546, 1523085, 2132319, 3046170, 3553865, 4264638, 7107730, 10661595, 21323190]

約数ペア:

[(1, 21323190), (2, 10661595), (3, 7107730), (5, 4264638), (6, 3553865), (7, 3046170), (10, 2132319), (14, 1523085), (15, 1421546), (21, 1015390), (30, 710773), (35, 609234), (42, 507695), (59, 361410), (70, 304617), (105, 203078), (118, 180705), (177, 120470), (210, 101539), (295, 72282), (354, 60235), (413, 51630), (590, 36141), (826, 25815), (885, 24094), (1239, 17210), (1721, 12390), (1770, 12047), (2065, 10326), (2478, 8605), (3442, 6195), (4130, 5163)]