21635372

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{179}}^1$

素因数の和:302

約数の個数: 48

約数和(自身を含む): 43182720

約数和(自身を除く): 21547348

約数列:

[1, 2, 4, 11, 22, 41, 44, 67, 82, 134, 164, 179, 268, 358, 451, 716, 737, 902, 1474, 1804, 1969, 2747, 2948, 3938, 5494, 7339, 7876, 10988, 11993, 14678, 23986, 29356, 30217, 47972, 60434, 80729, 120868, 131923, 161458, 263846, 322916, 491713, 527692, 983426, 1966852, 5408843, 10817686, 21635372]

約数ペア:

[(1, 21635372), (2, 10817686), (4, 5408843), (11, 1966852), (22, 983426), (41, 527692), (44, 491713), (67, 322916), (82, 263846), (134, 161458), (164, 131923), (179, 120868), (268, 80729), (358, 60434), (451, 47972), (716, 30217), (737, 29356), (902, 23986), (1474, 14678), (1804, 11993), (1969, 10988), (2747, 7876), (2948, 7339), (3938, 5494)]