21306468186

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{3027347}}^1$

素因数の和:3027395

約数の個数: 48

約数和(自身を含む): 51004759104

約数和(自身を除く): 29698290918

約数列:

[1, 2, 3, 6, 9, 17, 18, 23, 34, 46, 51, 69, 102, 138, 153, 207, 306, 391, 414, 782, 1173, 2346, 3519, 7038, 3027347, 6054694, 9082041, 18164082, 27246123, 51464899, 54492246, 69628981, 102929798, 139257962, 154394697, 208886943, 308789394, 417773886, 463184091, 626660829, 926368182, 1183692677, 1253321658, 2367385354, 3551078031, 7102156062, 10653234093, 21306468186]

約数ペア:

[(1, 21306468186), (2, 10653234093), (3, 7102156062), (6, 3551078031), (9, 2367385354), (17, 1253321658), (18, 1183692677), (23, 926368182), (34, 626660829), (46, 463184091), (51, 417773886), (69, 308789394), (102, 208886943), (138, 154394697), (153, 139257962), (207, 102929798), (306, 69628981), (391, 54492246), (414, 51464899), (782, 27246123), (1173, 18164082), (2346, 9082041), (3519, 6054694), (7038, 3027347)]