21372078

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{3011}}^1$

素因数の和:3049

約数の個数: 48

約数和(自身を含む): 52914816

約数和(自身を除く): 31542738

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 169, 182, 273, 338, 507, 546, 1014, 1183, 2366, 3011, 3549, 6022, 7098, 9033, 18066, 21077, 39143, 42154, 63231, 78286, 117429, 126462, 234858, 274001, 508859, 548002, 822003, 1017718, 1526577, 1644006, 3053154, 3562013, 7124026, 10686039, 21372078]

約数ペア:

[(1, 21372078), (2, 10686039), (3, 7124026), (6, 3562013), (7, 3053154), (13, 1644006), (14, 1526577), (21, 1017718), (26, 822003), (39, 548002), (42, 508859), (78, 274001), (91, 234858), (169, 126462), (182, 117429), (273, 78286), (338, 63231), (507, 42154), (546, 39143), (1014, 21077), (1183, 18066), (2366, 9033), (3011, 7098), (3549, 6022)]