21786384

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{26699}}^1$

素因数の和:26727

約数の個数: 40

約数和(自身を含む): 59594400

約数和(自身を除く): 37808016

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 68, 102, 136, 204, 272, 408, 816, 26699, 53398, 80097, 106796, 160194, 213592, 320388, 427184, 453883, 640776, 907766, 1281552, 1361649, 1815532, 2723298, 3631064, 5446596, 7262128, 10893192, 21786384]

約数ペア:

[(1, 21786384), (2, 10893192), (3, 7262128), (4, 5446596), (6, 3631064), (8, 2723298), (12, 1815532), (16, 1361649), (17, 1281552), (24, 907766), (34, 640776), (48, 453883), (51, 427184), (68, 320388), (102, 213592), (136, 160194), (204, 106796), (272, 80097), (408, 53398), (816, 26699)]