16821042

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{197}}^1$

素因数の和:335

約数の個数: 64

約数和(自身を含む): 41057280

約数和(自身を除く): 24236238

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 107, 114, 133, 197, 214, 266, 321, 394, 399, 591, 642, 749, 798, 1182, 1379, 1498, 2033, 2247, 2758, 3743, 4066, 4137, 4494, 6099, 7486, 8274, 11229, 12198, 14231, 21079, 22458, 26201, 28462, 42158, 42693, 52402, 63237, 78603, 85386, 126474, 147553, 157206, 295106, 400501, 442659, 801002, 885318, 1201503, 2403006, 2803507, 5607014, 8410521, 16821042]

約数ペア:

[(1, 16821042), (2, 8410521), (3, 5607014), (6, 2803507), (7, 2403006), (14, 1201503), (19, 885318), (21, 801002), (38, 442659), (42, 400501), (57, 295106), (107, 157206), (114, 147553), (133, 126474), (197, 85386), (214, 78603), (266, 63237), (321, 52402), (394, 42693), (399, 42158), (591, 28462), (642, 26201), (749, 22458), (798, 21079), (1182, 14231), (1379, 12198), (1498, 11229), (2033, 8274), (2247, 7486), (2758, 6099), (3743, 4494), (4066, 4137)]