21221112

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2593}}^1$

素因数の和:2644

約数の個数: 64

約数和(自身を含む): 59765760

約数和(自身を除く): 38544648

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 31, 33, 44, 62, 66, 88, 93, 124, 132, 186, 248, 264, 341, 372, 682, 744, 1023, 1364, 2046, 2593, 2728, 4092, 5186, 7779, 8184, 10372, 15558, 20744, 28523, 31116, 57046, 62232, 80383, 85569, 114092, 160766, 171138, 228184, 241149, 321532, 342276, 482298, 643064, 684552, 884213, 964596, 1768426, 1929192, 2652639, 3536852, 5305278, 7073704, 10610556, 21221112]

約数ペア:

[(1, 21221112), (2, 10610556), (3, 7073704), (4, 5305278), (6, 3536852), (8, 2652639), (11, 1929192), (12, 1768426), (22, 964596), (24, 884213), (31, 684552), (33, 643064), (44, 482298), (62, 342276), (66, 321532), (88, 241149), (93, 228184), (124, 171138), (132, 160766), (186, 114092), (248, 85569), (264, 80383), (341, 62232), (372, 57046), (682, 31116), (744, 28523), (1023, 20744), (1364, 15558), (2046, 10372), (2593, 8184), (2728, 7779), (4092, 5186)]