21224700

素因数分解:

$2^2\times 3^3\times 5^2\times 7^1\times {\mathrm{1123}}^1$

素因数の和:1153

約数の個数: 144

約数和(自身を含む): 78050560

約数和(自身を除く): 56825860

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 27, 28, 30, 35, 36, 42, 45, 50, 54, 60, 63, 70, 75, 84, 90, 100, 105, 108, 126, 135, 140, 150, 175, 180, 189, 210, 225, 252, 270, 300, 315, 350, 378, 420, 450, 525, 540, 630, 675, 700, 756, 900, 945, 1050, 1123, 1260, 1350, 1575, 1890, 2100, 2246, 2700, 3150, 3369, 3780, 4492, 4725, 5615, 6300, 6738, 7861, 9450, 10107, 11230, 13476, 15722, 16845, 18900, 20214, 22460, 23583, 28075, 30321, 31444, 33690, 39305, 40428, 47166, 50535, 56150, 60642, 67380, 70749, 78610, 84225, 94332, 101070, 112300, 117915, 121284, 141498, 151605, 157220, 168450, 196525, 202140, 212247, 235830, 252675, 282996, 303210, 336900, 353745, 393050, 424494, 471660, 505350, 589575, 606420, 707490, 758025, 786100, 848988, 1010700, 1061235, 1179150, 1414980, 1516050, 1768725, 2122470, 2358300, 3032100, 3537450, 4244940, 5306175, 7074900, 10612350, 21224700]

約数ペア:

[(1, 21224700), (2, 10612350), (3, 7074900), (4, 5306175), (5, 4244940), (6, 3537450), (7, 3032100), (9, 2358300), (10, 2122470), (12, 1768725), (14, 1516050), (15, 1414980), (18, 1179150), (20, 1061235), (21, 1010700), (25, 848988), (27, 786100), (28, 758025), (30, 707490), (35, 606420), (36, 589575), (42, 505350), (45, 471660), (50, 424494), (54, 393050), (60, 353745), (63, 336900), (70, 303210), (75, 282996), (84, 252675), (90, 235830), (100, 212247), (105, 202140), (108, 196525), (126, 168450), (135, 157220), (140, 151605), (150, 141498), (175, 121284), (180, 117915), (189, 112300), (210, 101070), (225, 94332), (252, 84225), (270, 78610), (300, 70749), (315, 67380), (350, 60642), (378, 56150), (420, 50535), (450, 47166), (525, 40428), (540, 39305), (630, 33690), (675, 31444), (700, 30321), (756, 28075), (900, 23583), (945, 22460), (1050, 20214), (1123, 18900), (1260, 16845), (1350, 15722), (1575, 13476), (1890, 11230), (2100, 10107), (2246, 9450), (2700, 7861), (3150, 6738), (3369, 6300), (3780, 5615), (4492, 4725)]