21799386

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{5581}}^1$

素因数の和:5627

約数の個数: 48

約数和(自身を含む): 55730688

約数和(自身を除く): 33931302

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 31, 42, 62, 63, 93, 126, 186, 217, 279, 434, 558, 651, 1302, 1953, 3906, 5581, 11162, 16743, 33486, 39067, 50229, 78134, 100458, 117201, 173011, 234402, 346022, 351603, 519033, 703206, 1038066, 1211077, 1557099, 2422154, 3114198, 3633231, 7266462, 10899693, 21799386]

約数ペア:

[(1, 21799386), (2, 10899693), (3, 7266462), (6, 3633231), (7, 3114198), (9, 2422154), (14, 1557099), (18, 1211077), (21, 1038066), (31, 703206), (42, 519033), (62, 351603), (63, 346022), (93, 234402), (126, 173011), (186, 117201), (217, 100458), (279, 78134), (434, 50229), (558, 39067), (651, 33486), (1302, 16743), (1953, 11162), (3906, 5581)]