21987331366

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{72733}}^1$

素因数の和:72917

約数の個数: 64

約数和(自身を含む): 44576050176

約数和(自身を除く): 22588718810

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 77, 91, 143, 151, 154, 182, 286, 302, 1001, 1057, 1661, 1963, 2002, 2114, 3322, 3926, 11627, 13741, 21593, 23254, 27482, 43186, 72733, 145466, 151151, 302302, 509131, 800063, 945529, 1018262, 1600126, 1891058, 5600441, 6618703, 10400819, 10982683, 11200882, 13237406, 20801638, 21965366, 72805733, 76878781, 120809513, 142774879, 145611466, 153757562, 241619026, 285549758, 845666591, 999424153, 1570523669, 1691333182, 1998848306, 3141047338, 10993665683, 21987331366]

約数ペア:

[(1, 21987331366), (2, 10993665683), (7, 3141047338), (11, 1998848306), (13, 1691333182), (14, 1570523669), (22, 999424153), (26, 845666591), (77, 285549758), (91, 241619026), (143, 153757562), (151, 145611466), (154, 142774879), (182, 120809513), (286, 76878781), (302, 72805733), (1001, 21965366), (1057, 20801638), (1661, 13237406), (1963, 11200882), (2002, 10982683), (2114, 10400819), (3322, 6618703), (3926, 5600441), (11627, 1891058), (13741, 1600126), (21593, 1018262), (23254, 945529), (27482, 800063), (43186, 509131), (72733, 302302), (145466, 151151)]