21074514

素因数分解:

$2^1\times 3^1\times {\mathrm{79}}^1\times {\mathrm{173}}^1\times {\mathrm{257}}^1$

素因数の和:514

約数の個数: 32

約数和(自身を含む): 43096320

約数和(自身を除く): 22021806

約数列:

[1, 2, 3, 6, 79, 158, 173, 237, 257, 346, 474, 514, 519, 771, 1038, 1542, 13667, 20303, 27334, 40606, 41001, 44461, 60909, 82002, 88922, 121818, 133383, 266766, 3512419, 7024838, 10537257, 21074514]

約数ペア:

[(1, 21074514), (2, 10537257), (3, 7024838), (6, 3512419), (79, 266766), (158, 133383), (173, 121818), (237, 88922), (257, 82002), (346, 60909), (474, 44461), (514, 41001), (519, 40606), (771, 27334), (1038, 20303), (1542, 13667)]