21041790

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{9109}}^1$

素因数の和:9137

約数の個数: 64

約数和(自身を含む): 62968320

約数和(自身を除く): 41926530

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 30, 33, 35, 42, 55, 66, 70, 77, 105, 110, 154, 165, 210, 231, 330, 385, 462, 770, 1155, 2310, 9109, 18218, 27327, 45545, 54654, 63763, 91090, 100199, 127526, 136635, 191289, 200398, 273270, 300597, 318815, 382578, 500995, 601194, 637630, 701393, 956445, 1001990, 1402786, 1502985, 1912890, 2104179, 3005970, 3506965, 4208358, 7013930, 10520895, 21041790]

約数ペア:

[(1, 21041790), (2, 10520895), (3, 7013930), (5, 4208358), (6, 3506965), (7, 3005970), (10, 2104179), (11, 1912890), (14, 1502985), (15, 1402786), (21, 1001990), (22, 956445), (30, 701393), (33, 637630), (35, 601194), (42, 500995), (55, 382578), (66, 318815), (70, 300597), (77, 273270), (105, 200398), (110, 191289), (154, 136635), (165, 127526), (210, 100199), (231, 91090), (330, 63763), (385, 54654), (462, 45545), (770, 27327), (1155, 18218), (2310, 9109)]