21522773948

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{211}}^1\times {\mathrm{150893}}^1$

素因数の和:151134

約数の個数: 36

約数和(自身を含む): 40978585368

約数和(自身を除く): 19455811420

約数列:

[1, 2, 4, 13, 26, 52, 169, 211, 338, 422, 676, 844, 2743, 5486, 10972, 35659, 71318, 142636, 150893, 301786, 603572, 1961609, 3923218, 7846436, 25500917, 31838423, 51001834, 63676846, 102003668, 127353692, 413899499, 827798998, 1655597996, 5380693487, 10761386974, 21522773948]

約数ペア:

[(1, 21522773948), (2, 10761386974), (4, 5380693487), (13, 1655597996), (26, 827798998), (52, 413899499), (169, 127353692), (211, 102003668), (338, 63676846), (422, 51001834), (676, 31838423), (844, 25500917), (2743, 7846436), (5486, 3923218), (10972, 1961609), (35659, 603572), (71318, 301786), (142636, 150893)]