21703014788

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{433}}^1\times {\mathrm{137699}}^1$

素因数の和:138156

約数の個数: 48

約数和(自身を含む): 46853251200

約数和(自身を除く): 25150236412

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 433, 866, 1732, 3031, 5629, 6062, 11258, 12124, 22516, 39403, 78806, 137699, 157612, 275398, 550796, 963893, 1790087, 1927786, 3580174, 3855572, 7160348, 12530609, 25061218, 50122436, 59623667, 119247334, 238494668, 417365669, 775107671, 834731338, 1550215342, 1669462676, 3100430684, 5425753697, 10851507394, 21703014788]

約数ペア:

[(1, 21703014788), (2, 10851507394), (4, 5425753697), (7, 3100430684), (13, 1669462676), (14, 1550215342), (26, 834731338), (28, 775107671), (52, 417365669), (91, 238494668), (182, 119247334), (364, 59623667), (433, 50122436), (866, 25061218), (1732, 12530609), (3031, 7160348), (5629, 3855572), (6062, 3580174), (11258, 1927786), (12124, 1790087), (22516, 963893), (39403, 550796), (78806, 275398), (137699, 157612)]