21425376

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{31883}}^1$

素因数の和:31903

約数の個数: 48

約数和(自身を含む): 64278144

約数和(自身を除く): 42852768

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 112, 168, 224, 336, 672, 31883, 63766, 95649, 127532, 191298, 223181, 255064, 382596, 446362, 510128, 669543, 765192, 892724, 1020256, 1339086, 1530384, 1785448, 2678172, 3060768, 3570896, 5356344, 7141792, 10712688, 21425376]

約数ペア:

[(1, 21425376), (2, 10712688), (3, 7141792), (4, 5356344), (6, 3570896), (7, 3060768), (8, 2678172), (12, 1785448), (14, 1530384), (16, 1339086), (21, 1020256), (24, 892724), (28, 765192), (32, 669543), (42, 510128), (48, 446362), (56, 382596), (84, 255064), (96, 223181), (112, 191298), (168, 127532), (224, 95649), (336, 63766), (672, 31883)]