21178692

素因数分解:

$2^2\times 3^3\times {\mathrm{19}}^1\times {\mathrm{10321}}^1$

素因数の和:10353

約数の個数: 48

約数和(自身を含む): 57803200

約数和(自身を除く): 36624508

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 108, 114, 171, 228, 342, 513, 684, 1026, 2052, 10321, 20642, 30963, 41284, 61926, 92889, 123852, 185778, 196099, 278667, 371556, 392198, 557334, 588297, 784396, 1114668, 1176594, 1764891, 2353188, 3529782, 5294673, 7059564, 10589346, 21178692]

約数ペア:

[(1, 21178692), (2, 10589346), (3, 7059564), (4, 5294673), (6, 3529782), (9, 2353188), (12, 1764891), (18, 1176594), (19, 1114668), (27, 784396), (36, 588297), (38, 557334), (54, 392198), (57, 371556), (76, 278667), (108, 196099), (114, 185778), (171, 123852), (228, 92889), (342, 61926), (513, 41284), (684, 30963), (1026, 20642), (2052, 10321)]