21471569405

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{601}}^1\times {\mathrm{1723}}^1$

素因数の和:2382

約数の個数: 64

約数和(自身を含む): 31384523520

約数和(自身を除く): 9912954115

約数列:

[1, 5, 11, 13, 29, 55, 65, 143, 145, 319, 377, 601, 715, 1595, 1723, 1885, 3005, 4147, 6611, 7813, 8615, 17429, 18953, 20735, 22399, 33055, 39065, 49967, 85943, 87145, 94765, 111995, 191719, 226577, 246389, 249835, 429715, 549637, 649571, 958595, 1035523, 1132885, 1231945, 2492347, 2748185, 3247855, 5177615, 7145281, 11390753, 12461735, 13461799, 30030167, 35726405, 56953765, 67308995, 148079789, 150150835, 330331837, 390392171, 740398945, 1651659185, 1951960855, 4294313881, 21471569405]

約数ペア:

[(1, 21471569405), (5, 4294313881), (11, 1951960855), (13, 1651659185), (29, 740398945), (55, 390392171), (65, 330331837), (143, 150150835), (145, 148079789), (319, 67308995), (377, 56953765), (601, 35726405), (715, 30030167), (1595, 13461799), (1723, 12461735), (1885, 11390753), (3005, 7145281), (4147, 5177615), (6611, 3247855), (7813, 2748185), (8615, 2492347), (17429, 1231945), (18953, 1132885), (20735, 1035523), (22399, 958595), (33055, 649571), (39065, 549637), (49967, 429715), (85943, 249835), (87145, 246389), (94765, 226577), (111995, 191719)]