21991429236

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{13779091}}^1$

素因数の和:13779124

約数の個数: 48

約数和(自身を含む): 61730332160

約数和(自身を除く): 39738902924

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 38, 42, 57, 76, 84, 114, 133, 228, 266, 399, 532, 798, 1596, 13779091, 27558182, 41337273, 55116364, 82674546, 96453637, 165349092, 192907274, 261802729, 289360911, 385814548, 523605458, 578721822, 785408187, 1047210916, 1157443644, 1570816374, 1832619103, 3141632748, 3665238206, 5497857309, 7330476412, 10995714618, 21991429236]

約数ペア:

[(1, 21991429236), (2, 10995714618), (3, 7330476412), (4, 5497857309), (6, 3665238206), (7, 3141632748), (12, 1832619103), (14, 1570816374), (19, 1157443644), (21, 1047210916), (28, 785408187), (38, 578721822), (42, 523605458), (57, 385814548), (76, 289360911), (84, 261802729), (114, 192907274), (133, 165349092), (228, 96453637), (266, 82674546), (399, 55116364), (532, 41337273), (798, 27558182), (1596, 13779091)]