21376026

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{8929}}^1$

素因数の和:8963

約数の個数: 48

約数和(自身を含む): 55723200

約数和(自身を除く): 34347174

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 38, 42, 57, 63, 114, 126, 133, 171, 266, 342, 399, 798, 1197, 2394, 8929, 17858, 26787, 53574, 62503, 80361, 125006, 160722, 169651, 187509, 339302, 375018, 508953, 562527, 1017906, 1125054, 1187557, 1526859, 2375114, 3053718, 3562671, 7125342, 10688013, 21376026]

約数ペア:

[(1, 21376026), (2, 10688013), (3, 7125342), (6, 3562671), (7, 3053718), (9, 2375114), (14, 1526859), (18, 1187557), (19, 1125054), (21, 1017906), (38, 562527), (42, 508953), (57, 375018), (63, 339302), (114, 187509), (126, 169651), (133, 160722), (171, 125006), (266, 80361), (342, 62503), (399, 53574), (798, 26787), (1197, 17858), (2394, 8929)]