21570822

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{1013}}^1$

素因数の和:1054

約数の個数: 72

約数和(自身を含む): 57895344

約数和(自身を除く): 36324522

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 78, 91, 117, 126, 169, 182, 234, 273, 338, 507, 546, 819, 1013, 1014, 1183, 1521, 1638, 2026, 2366, 3039, 3042, 3549, 6078, 7091, 7098, 9117, 10647, 13169, 14182, 18234, 21273, 21294, 26338, 39507, 42546, 63819, 79014, 92183, 118521, 127638, 171197, 184366, 237042, 276549, 342394, 513591, 553098, 829647, 1027182, 1198379, 1540773, 1659294, 2396758, 3081546, 3595137, 7190274, 10785411, 21570822]

約数ペア:

[(1, 21570822), (2, 10785411), (3, 7190274), (6, 3595137), (7, 3081546), (9, 2396758), (13, 1659294), (14, 1540773), (18, 1198379), (21, 1027182), (26, 829647), (39, 553098), (42, 513591), (63, 342394), (78, 276549), (91, 237042), (117, 184366), (126, 171197), (169, 127638), (182, 118521), (234, 92183), (273, 79014), (338, 63819), (507, 42546), (546, 39507), (819, 26338), (1013, 21294), (1014, 21273), (1183, 18234), (1521, 14182), (1638, 13169), (2026, 10647), (2366, 9117), (3039, 7098), (3042, 7091), (3549, 6078)]