21319326

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{269}}^1$

素因数の和:338

約数の個数: 96

約数和(自身を含む): 57620160

約数和(自身を除く): 36300834

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 34, 37, 42, 51, 63, 74, 102, 111, 119, 126, 153, 222, 238, 259, 269, 306, 333, 357, 518, 538, 629, 666, 714, 777, 807, 1071, 1258, 1554, 1614, 1883, 1887, 2142, 2331, 2421, 3766, 3774, 4403, 4573, 4662, 4842, 5649, 5661, 8806, 9146, 9953, 11298, 11322, 13209, 13719, 16947, 19906, 26418, 27438, 29859, 32011, 33894, 39627, 41157, 59718, 64022, 69671, 79254, 82314, 89577, 96033, 139342, 169201, 179154, 192066, 209013, 288099, 338402, 418026, 507603, 576198, 627039, 1015206, 1184407, 1254078, 1522809, 2368814, 3045618, 3553221, 7106442, 10659663, 21319326]

約数ペア:

[(1, 21319326), (2, 10659663), (3, 7106442), (6, 3553221), (7, 3045618), (9, 2368814), (14, 1522809), (17, 1254078), (18, 1184407), (21, 1015206), (34, 627039), (37, 576198), (42, 507603), (51, 418026), (63, 338402), (74, 288099), (102, 209013), (111, 192066), (119, 179154), (126, 169201), (153, 139342), (222, 96033), (238, 89577), (259, 82314), (269, 79254), (306, 69671), (333, 64022), (357, 59718), (518, 41157), (538, 39627), (629, 33894), (666, 32011), (714, 29859), (777, 27438), (807, 26418), (1071, 19906), (1258, 16947), (1554, 13719), (1614, 13209), (1883, 11322), (1887, 11298), (2142, 9953), (2331, 9146), (2421, 8806), (3766, 5661), (3774, 5649), (4403, 4842), (4573, 4662)]