21202610

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{14827}}^1$

素因数の和:14858

約数の個数: 32

約数和(自身を含む): 44839872

約数和(自身を除く): 23637262

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 14827, 29654, 74135, 148270, 163097, 192751, 326194, 385502, 815485, 963755, 1630970, 1927510, 2120261, 4240522, 10601305, 21202610]

約数ペア:

[(1, 21202610), (2, 10601305), (5, 4240522), (10, 2120261), (11, 1927510), (13, 1630970), (22, 963755), (26, 815485), (55, 385502), (65, 326194), (110, 192751), (130, 163097), (143, 148270), (286, 74135), (715, 29654), (1430, 14827)]