21427076

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{683}}^1$

素因数の和:752

約数の個数: 48

約数和(自身を含む): 44126208

約数和(自身を除く): 22699132

約数列:

[1, 2, 4, 11, 22, 23, 31, 44, 46, 62, 92, 124, 253, 341, 506, 682, 683, 713, 1012, 1364, 1366, 1426, 2732, 2852, 7513, 7843, 15026, 15686, 15709, 21173, 30052, 31372, 31418, 42346, 62836, 84692, 172799, 232903, 345598, 465806, 486979, 691196, 931612, 973958, 1947916, 5356769, 10713538, 21427076]

約数ペア:

[(1, 21427076), (2, 10713538), (4, 5356769), (11, 1947916), (22, 973958), (23, 931612), (31, 691196), (44, 486979), (46, 465806), (62, 345598), (92, 232903), (124, 172799), (253, 84692), (341, 62836), (506, 42346), (682, 31418), (683, 31372), (713, 30052), (1012, 21173), (1364, 15709), (1366, 15686), (1426, 15026), (2732, 7843), (2852, 7513)]