21703374

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{2237}}^1$

素因数の和:2270

約数の個数: 72

約数和(自身を含む): 59700888

約数和(自身を除く): 37997514

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 33, 42, 49, 63, 66, 77, 98, 99, 126, 147, 154, 198, 231, 294, 441, 462, 539, 693, 882, 1078, 1386, 1617, 2237, 3234, 4474, 4851, 6711, 9702, 13422, 15659, 20133, 24607, 31318, 40266, 46977, 49214, 73821, 93954, 109613, 140931, 147642, 172249, 219226, 221463, 281862, 328839, 344498, 442926, 516747, 657678, 986517, 1033494, 1205743, 1550241, 1973034, 2411486, 3100482, 3617229, 7234458, 10851687, 21703374]

約数ペア:

[(1, 21703374), (2, 10851687), (3, 7234458), (6, 3617229), (7, 3100482), (9, 2411486), (11, 1973034), (14, 1550241), (18, 1205743), (21, 1033494), (22, 986517), (33, 657678), (42, 516747), (49, 442926), (63, 344498), (66, 328839), (77, 281862), (98, 221463), (99, 219226), (126, 172249), (147, 147642), (154, 140931), (198, 109613), (231, 93954), (294, 73821), (441, 49214), (462, 46977), (539, 40266), (693, 31318), (882, 24607), (1078, 20133), (1386, 15659), (1617, 13422), (2237, 9702), (3234, 6711), (4474, 4851)]